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Rat vs Null - What's the difference?

rat | null |

As an adjective rat

is .

As a noun null is

zero, nil; the cardinal number before einn.

rat

English

(wikipedia rat)

Noun

(en noun)
  • (zoology) A medium-sized rodent belonging to the genus Rattus .
  • * {{quote-magazine, year=2013, month=May-June, author= Charles T. Ambrose
  • , title= Alzheimer’s Disease , volume=101, issue=3, page=200, magazine=(American Scientist) , passage=Similar studies of rats have employed four different intracranial resorbable, slow sustained release systems—surgical foam, a thermal gel depot, a microcapsule or biodegradable polymer beads.}}
  • (informal) A term indiscriminately applied to numerous members of several rodent families (e.g. voles and mice) having bodies longer than about 12 cm, or 5 inches.
  • (informal) A person who is known for betrayal; a scoundrel; a quisling.
  • * 1883 , (Robert Louis Stevenson), (Treasure Island)
  • He’s more a man than any pair of rats of you in this here house.
  • (informal) An informant or snitch.
  • (slang) A person who routinely spends time at a particular location.
  • Scab.
  • Vagina.
  • A wad of shed hair used as part of a hairstyle.
  • Synonyms
    * (person known for betrayal) traitor (see for more synonyms ) * (informer) stool pigeon
    Derived terms
    * black rat * brown rat * desert rat * give a rat's ass * * like rats from a sinking ship * love rat * mall rat * ratface * ratfink * ratter * rat race * rattail * ratty * rat's nest * rat-trap * ring rat * smell a rat * gym rat
    See also
    * mouse * rodent

    Verb

    (ratt)
  • To betray someone and tell their secret to an authority or an enemy; to turn someone in, bewray.
  • He ratted on his coworker.
    He is going to rat us out!
  • To kill rats.
  • Synonyms
    * (to betray someone to an authority) tell on, to finger or "put the finger on", bewray

    Anagrams

    * ----

    null

    English

    Noun

    (en noun)
  • A non-existent or empty value or set of values.
  • Zero]] quantity of [[expression, expressions; nothing.
  • (Francis Bacon)
  • Something that has no force or meaning.
  • (computing) the ASCII or Unicode character (), represented by a zero value, that indicates no character and is sometimes used as a string terminator.
  • (computing) the attribute of an entity that has no valid value.
  • Since no date of birth was entered for the patient, his age is null .
  • One of the beads in nulled work.
  • (statistics) null hypothesis
  • Adjective

    (en adjective)
  • Having no validity, "null and void"
  • insignificant
  • * 1924 , Marcel Proust, Within a Budding Grove :
  • In proportion as we descend the social scale our snobbishness fastens on to mere nothings which are perhaps no more null than the distinctions observed by the aristocracy, but, being more obscure, more peculiar to the individual, take us more by surprise.
  • absent or non-existent
  • (mathematics) of the null set
  • (mathematics) of or comprising a value of precisely zero
  • (genetics, of a mutation) causing a complete loss of gene function, amorphic.
  • Derived terms

    * nullity

    Verb

    (en verb)
  • to nullify; to annul
  • (Milton)

    See also

    * nil ----