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.

Main vs Primary - What's the difference?

main | primary |

Primary is a synonym of main.



As adjectives the difference between main and primary

is that main is great in size or degree; vast; strong; powerful; important while primary is the first in a group or series.

As nouns the difference between main and primary

is that main is strength; power; force; violent effort while primary is a primary election; a preliminary election to select a political candidate of a political party.

As an adverb main

is very; very much; greatly; mightily; extremely; exceedingly.

As a proper noun Main

is a river in southern Germany, flowing from Bavaria to the Rhine.

As a verb primary is

to take part in a primary election.

main

English

Etymology 1

From (etyl) (m), (m), (m), partly from (etyl) . More at (may).

Adjective

(-)
  • (label) Great in size or degree; vast; strong; powerful; important.
  • * (Samuel Daniel) (1562-1619)
  • Principal; prime; chief; leading; of chief or principal importance.
  • * (John Tillotson) (1630-1694)
  • * , chapter=7
  • , title= The Mirror and the Lamp , passage=With some of it on the south and more of it on the north of the great main thoroughfare that connects Aldgate and the East India Docks, St. Bede's at this period of its history was perhaps the poorest and most miserable parish in the East End of London.}}
  • *{{quote-book, year=1935, author= George Goodchild
  • , title=Death on the Centre Court, chapter=5 , passage=By one o'clock the place was choc-a-bloc. […] The restaurant was packed, and the promenade between the two main courts and the subsidiary courts was thronged with healthy-looking youngish people, drawn to the Mecca of tennis from all parts of the country.}}
  • Principal or chief in size or extent; largest; consisting of the largest part; most important by reason or size or strength.
  • * (John Milton) (1608-1674)
  • * {{quote-magazine, date=2013-08-03, volume=408, issue=8847, magazine=(The Economist)
  • , title= Yesterday’s fuel , passage=The dawn of the oil age was fairly recent. Although the stuff was used to waterproof boats in the Middle East 6,000 years ago, extracting it in earnest began only in 1859 after an oil strike in Pennsylvania.
  • Full; undivided; sheer (of strength, force etc.).
  • * 1817 , (Walter Scott), , XII:
  • (label) Belonging to or connected with the principal mast in a vessel.
  • (label) Big; angry.
  • Derived terms
    * main drag * main road

    Adverb

    (en adverb)
  • Very; very much; greatly; mightily; extremely; exceedingly.
  • * 1799 , Samuel Foote, The works of Samuel Foote :
  • * 1840 , Richard Brinsley Sheridan, Leigh Hunt, Johann Wolfgang von Goethe, The dramatic works of Richard Brinsley Sheridan :
  • Etymology 2

    From (etyl) , later also taking senses from the adjective.

    Noun

    (en noun)
  • * Spenser
  • That which is chief or principal; the chief or main portion; the gross; the bulk; the greater part.
  • * Francis Bacon
  • * 1858 , Humphrey Prideaux, James Talboys Wheeler, An historical connection of the Old and New Testaments :
  • * Francis Bacon
  • * 1624 , John Smith, Generall Historie , in Kupperman 1988, page 90:
  • * 1624 , John Donne, Devotions Upon Emergent Occasions, and severall steps in my Sicknes (Meditation XVII):
  • * 1851 , Herman Melville, Moby-Dick :
  • * Dryden
  • A large pipe or cable providing utility service to a building or area, such as water main or electric main.
  • (label) The mainsail.
  • Derived terms
    {{der3, (large pipe or cable) gas main, mains (qualifier), water main , in the main , main brace , main drag , maincrop , mainframe , mainland , mainline, main line , mainmast , mainplane , mainsail , mainsheet , mainspring , mainstreet, main street , maintop , maintopmast}}

    Etymology 3

    ; compare (manual).

    Noun

    (en noun)
  • A hand or match in a game of dice.
  • (Prior)
    (Thackeray)
  • A stake played for at dice.
  • * Shakespeare, The First Park of King Henry IV
  • The largest throw in a match at dice; a throw at dice within given limits, as in the game of hazard.
  • A match at cockfighting.
  • * Thackeray
  • A main-hamper, or fruit basket.
  • (Ainsworth)

    Statistics

    *

    Anagrams

    *

    primary

    Adjective

    (en adjective)
  • The first in a group or series.
  • Children attend primary school, and teenagers attend secondary school.
  • * Bishop Pearson
  • the church of Christ, in its primary institution
  • * John Locke
  • These I call original, or primary , qualities of body.
  • Main; principal; placed ahead of others.
  • Preferred stock has primary claim on dividends, ahead of common stock.
  • (geology) Earliest formed; fundamental.
  • (chemistry) Illustrating, possessing, or characterized by, some quality or property in the first degree; having undergone the first stage of substitution or replacement.
  • (label) idiopathic
  • Derived terms

    * primarily * primary care * primary color, primary colour * primary producer * primary research * primary school * primary source

    See also

    * first * primus inter pares * secondary (2) * tertiary (3) * quaternary (4)

    Noun

    (primaries)
  • A primary election; a preliminary election to select a political candidate of a political party.
  • The first year of grade school.
  • A base or fundamental component; something that is irreducible.
  • The most massive component of a gravitationally bound system.
  • A primary school.
  • * 2001 , David Woods, Martyn Cribb, Effective LEAs and school improvement
  • Excellence in Cities offers a further development of this approach, whereby secondary schools operate with small clusters of primaries as mini-EAZs.
  • (ornithology) Any flight feather attached to the manus (hand) of a bird.
  • A primary colour.
  • * 2003 , Julie A Jacko, Andrew Sears, The human-computer interaction handbook
  • By adding and subtracting the three primaries , cyan, yellow, and magenta are produced. These are called subtractive primaries.
  • (electronics) A directly driven inductive coil, as in a transformer or induction motor that is magnetically coupled to a secondary
  • Verb

  • (US) To take part in a primary election.
  • (US, politics) To challenge an incumbent sitting politician for their political party's endorsement to run for re-election, through running a challenger campaign in a primary election