What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Key vs Address - What's the difference?

key | address | Synonyms |

Key is a synonym of address.


As a proper noun key

is .

As a noun address is

direction or superscription of a letter, or the name, title, and place of residence of the person addressed.

As a verb address is

(obsolete) to prepare oneself.

key

English

Etymology 1

From (etyl) keye, kaye, . For the semantic development, note that medieval keys were simply long poles (ending in a hook) with which a crossbar obstructing a door from the inside could be removed from the outside, by lifting it through a hole in the door.

Noun

(en noun)
  • An object designed to open and close a lock.
  • * , chapter=13
  • , title= Mr. Pratt's Patients , passage=We tiptoed into the house, up the stairs and along the hall into the room where the Professor had been spending so much of his time. 'Twas locked, of course, but the Deacon man got a big bunch of keys out of his pocket and commenced to putter with the lock.}}
  • An object designed to fit between two other objects (such as a shaft and a wheel) in a mechanism and maintain their relative orientation.
  • A crucial step or requirement.
  • * (John Locke) (1632-1705)
  • Those who are accustomed to reason have got the true key of books.
  • * (1809-1892)
  • who keeps the keys of all the creeds
  • A guide explaining the symbols or terminology of a map or chart; a legend.
  • A guide to the correct answers of a worksheet or test.
  • (label) One of several small, usually square buttons on a typewriter or computer keyboard, mostly corresponding to text characters.
  • (label) One of a number of rectangular moving parts on a piano or musical keyboard, each causing a particular sound or note to be produced.
  • (label) One of various levers on a musical instrument used to select notes, such as a lever opening a hole on a woodwind.
  • (label) A hierarchical scale of musical notes on which a composition is based.
  • * 1881 , R.L. Stevenson, :
  • A girl, it is true, has always lived in a glass house among reproving relatives, whose word was law; she has been bred up to sacrifice her judgments and take the key submissively from dear papa; and it is wonderful how swiftly she can change her tune into the husband's.
  • (label) The general pitch or tone of a sentence or utterance.
  • * (William Cowper) (1731-1800)
  • You fall at once into a lower key .
  • (label) An indehiscent, one-seeded fruit furnished with a wing, such as the fruit of the ash and maple; a samara.
  • (label) A manual electrical switching device primarily used for the transmission of Morse code.
  • (label) A piece of information (e.g. a passphrase) used to encode or decode a message or messages.
  • (label) A password restricting access to an IRC channel.
  • * 2000 , "Robert Erdec", Re: Help; mIRC32; unable to resolve server arnes.si'' (on newsgroup ''alt.irc.mirc )
  • if you know someone who is in the channel, you can query them and ask for the key .
  • (label) In a relational database, a field used as an index into another table (not necessarily unique).
  • (label) A value that uniquely identifies an entry in an associative array.
  • (label) The free-throw lane together with the circle surrounding the free-throw line, the free-throw lane having formerly been narrower, giving the area the shape of a skeleton key hole.
  • (label) A series of logically organized groups of discriminating information which aims to allow the user to correctly identify a taxon.
  • (label) Kilogram (though this is more commonly shortened to kay ).
  • * 2010 , David J. Silas, Da Block (page 41)
  • So starting with ten keys' of cocaine and two ' keys of heroin, Derrick put his plan in motion. Soon every major drug dealer and gang chief from Chicago Avenue to Evanston was in his pocket.
  • (label) A piece of wood used as a wedge.
  • (label) The last board of a floor when laid down.
  • (label) A keystone.
  • That part of the plastering which is forced through between the laths and holds the rest in place.
  • (rail transport) A wooden support for a rail on the bullhead rail system.
  • (label) The object used to open or close a lock, often used as a heraldic charge.
  • Derived terms
    (Derived terms) * candidate key * card key * church key * foreign key * keyboard * keycard * key card * keychain, key chain * key fob, keyfob * keyhole * keynote * keypad * keyring, key ring * key signature * keystone * keystroke * keyword * major key * minor key * Morse key * primary key * public-key cryptography * skeleton key * unique key
    See also
    * clef * scale * (wikipedia "key") *

    Adjective

    (en adjective)
  • Indispensable, supremely important.
  • He is the key player on his soccer team.
  • * 2007 , Mark H. Moss, Shopping as an Entertainment Experience (page 46)
  • Lukas intimates that one of Disney's key attractions was "Main Street USA,” which "mimicked a downtown business district just as Southdale" had done.
  • Important, salient.
  • She makes several key points.
  • * {{quote-book, year=2006, author=
  • , title=Internal Combustion , chapter=2 citation , passage=Throughout the 1500s, the populace roiled over a constellation of grievances of which the forest emerged as a key focal point. The popular late Middle Ages fictional character Robin Hood, dressed in green to symbolize the forest, dodged fines for forest offenses and stole from the rich to give to the poor. But his appeal was painfully real and embodied the struggle over wood.}}
  • * {{quote-news
  • , year=2011 , date=September 29 , author=Jon Smith , title=Tottenham 3 - 1 Shamrock Rovers , work=BBC Sport citation , page= , passage=With the north London derby to come at the weekend, Spurs boss Harry Redknapp opted to rest many of his key players, although he brought back Aaron Lennon after a month out through injury.}}
    Usage notes
    The first meaning is distinguished by the definite article, as seen in the quotations.

    Verb

    (en verb)
  • To fit (a lock) with a key.
  • To fit (pieces of a mechanical assembly) with a key to maintain the orientation between them.
  • To mark or indicate with a symbol indicating membership in a class.
  • * 1996 January, Garden Dsign Ideas , second printing, (Taunton Press), ISBN 1561580791, page 25,
  • So I worked on a tissue-paper copy of the perimeter plan, outlining groupings of plants of the same species and keying them with letters for the species.
  • * 2001 , Bruce M. Metzger, The Bible in Translation , ISBN 0801022827, page 87,
  • The volume closes with thirty pages of "Notes, critical and explanatory," in which Thomson provides seventy-six longer or shorter notes keyed to specific sections of the synopsis.
  • * 2002 , Karen Bromley, Stretching Students' Vocabulary , ISBN 0439288398, page 12,
  • Talk about similarities between the words and write them below to the left of the anchor, keying' them with a plus sign (+). Talk about the characteristics that set the words apart and list them below the box to the right, ' keying them with a tilde sign (~).
  • * 2007 , Stephen Blake Mettee, Michelle Doland and Doris Hall, compilers, The American Directory of Writer's Guidelines , 6th ("2007–2008") edition, ISBN 1884956580, page 757,
  • Indicate the comparative value of each heading by keying it with a number in pencil, in the left margin, as follows:
  • (telegraphy and radio telegraphy) To depress (a telegraph key).
  • (radio) To operate (the transmitter switch of a two-way radio).
  • (computing) (more usually to key in ) To enter (information) by typing on a keyboard or keypad.
  • Our instructor told us to key in our user IDs.
  • (colloquial) To vandalize (a car, etc.) by scratching with an implement such as a key.
  • He keyed the car that had taken his parking spot.
  • To link (as one might do with a key or legend).
  • * 1960 , Richard L. Masland, "Classification of the Epilepsies", in Epilepsia , volume 1, page 516,
  • The American Heart Association has prepared their own guide to classification and, keying it with the Standard Nomenclature of Diseases , have done much to encourage a concise yet complete diagnosis.
  • * '>citation
  • * '>citation
  • (intransitive, biology, chiefly, taxonomy) To be identified as a certain taxon when using a key.
  • To fasten or secure firmly; to fasten or tighten with keys or wedges.
  • (Francis)
    Derived terms
    * key in * key off * key out * keyed up

    Etymology 2

    Variant of cay, from (etyl) cayo.

    Alternative forms

    * cay

    Noun

    (en noun)
  • One of a string of small islands.
  • "the Florida Keys "

    Anagrams

    *

    Etymology 3

    address

    Noun

    (es)
  • Direction or superscription of a letter, or the name, title, and place of residence of the person addressed.
  • Act of addressing oneself to a person; a discourse or speech.
  • * 1887 , Sir Arthur Conan Doyle, A Study in Scarlet , VII:
  • Mr. Gregson, who had listened to this address with considerable impatience, could contain himself no longer.
  • Manner of speaking to another; delivery.
  • Attention in the way one addresses a lady.
  • Skill; skillful management; dexterity; adroitness.
  • * 1813 , "Customs, Manners, and present Appearance of Constantinople", The New Annual Register, or General Repository of History, Politics, and Literature for the year 1812 , p. 179 (Google preview):
  • At their turning-lathes, they employ their toes to guide the chisel; and, in these pedipulations, shew to Europeans a diverting degree of address .
  • (obsolete) Act of preparing oneself.
  • A description of the location of a property.
  • * {{quote-magazine, date=2013-06-14, author=(Jonathan Freedland)
  • , volume=189, issue=1, page=18, magazine=(The Guardian Weekly) , title= Obama's once hip brand is now tainted , passage=Where we once sent love letters in a sealed envelope, or stuck photographs of our children in a family album, now such private material is despatched to servers and clouds operated by people we don't know and will never meet. Perhaps we assume that our name, address and search preferences will be viewed by some unseen pair of corporate eyes, probably not human, and don't mind that much.}}
  • (by extension) The property itself.
  • (computing) A location in computer memory.
  • (Internet) An Internet address; URL.
  • Derived terms

    * subaddress, subaddressing

    Synonyms

    * adroitness * discourse * harangue * ingenuity * lecture * oration * petition * readiness * speech * tact

    Verb

  • (obsolete) To prepare oneself.
  • * (rfdate), (William Shakespeare)
  • Let us address to tend on Hector's heels.
  • (obsolete) To speech.
  • * (rfdate), (John Dryden)
  • Young Turnus to the beauteous maid addrest .
  • (obsolete) To aim; to .
  • * (rfdate), (Edmund Spenser)
  • And this good knight his way with me addrest .
  • (obsolete) To prepare or make ready.
  • * (rfdate), (Edmund Spenser)
  • His foe was soon addressed .
  • * (rfdate), (John Dryden)
  • Turnus addressed his men to single fight.
  • * (rfdate), (Jeremy Taylor)
  • The five foolish virgins addressed themselves at the noise of the bridegroom's coming.
  • (reflexive) To prepare oneself; to apply one's skill or energies (to some object); to betake.
  • * (rfdate) (Thomas Babington Macaulay)
  • These men addressed themselves to the task.
  • * 1851 , (Herman Melville), (Moby Dick) ,
  • [...] good heavens! dumplings for supper! One young fellow in a green box coat, addressed himself to these dumplings in a most direful manner.
  • (archaic) To clothe or array; to dress.
  • * (rfdate) Jewel
  • Tecla ... addressed herself in man's apparel.
  • To direct, as words (to any one or any thing); to make, as a speech, petition, etc. (to any one, an audience).
  • * (rfdate) (John Dryden)
  • ''The young hero had addressed his players to him for his assistance.
  • To direct speech to; to make a communication to, whether spoken or written; to apply to by words, as by a speech, petition, etc., to speak to; to accost.
  • * (rfdate) (Joseph Addison)
  • Are not your orders to address the senate?
  • * (rfdate) (Jonathan Swift)
  • The representatives of the nation addressed the king.
  • * {{quote-magazine, date=2013-07-19, author=(Peter Wilby)
  • , volume=189, issue=6, page=30, magazine=(The Guardian Weekly) , title= Finland spreads word on schools , passage=Imagine a country where children do nothing but play until they start compulsory schooling at age seven. Then, without exception, they attend comprehensives until the age of 16.
  • To direct in writing, as a letter; to superscribe, or to direct and transmit.
  • To make suit to as a lover; to court; to woo.
  • To consign or intrust to the care of another, as agent or factor.
  • To address oneself to; to prepare oneself for; to apply oneself to; to direct one's speech or discourse to.
  • * {{quote-magazine, date=2012-03
  • , author=Lee A. Groat, volume=100, issue=2, page=128, magazine=(American Scientist) , title= Gemstones , passage=Although there are dozens of different types of gems, among the best known and most important are […] . (Common gem materials not addressed in this article include amber, amethyst, chalcedony, garnet, lazurite, malachite, opals, peridot, rhodonite, spinel, tourmaline, turquoise and zircon.)}}
  • (formal) To direct attention towards a problem or obstacle, in an attempt to resolve it.
  • * {{quote-news, year=2012, date=April 19, author=Josh Halliday, work=The Guardian
  • , title= Free speech haven or lawless cesspool – can the internet be civilised? , passage="By all means we want people to use social media, but we do not want you to use it in ways that will incite violence," said Jonathan Toy, Southwark council's head of community safety. "This remains a big issue for us and without some form of censorship purely focusing on [violent videos], I'm not sure how we can address it."}}
  • (computing) To refer a location in computer memory.
  • (golf) To get ready to hit the ball on the tee.
  • Usage notes

    * The intransitive uses can be understood as omission of the reflexive pronoun.