Half meaning

hăf, häf
Frequency:
Half an hour.

A half past one.

noun
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The definition of half is one of two equal parts, or an incomplete piece of something.

An example of a half is two quarts: a half gallon.

An example of a half is an attempt without a lot of energy: a half hearted try.

adjective
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Half is defined as one of two equal parts, or a half hour of time.

An example of half is the first part of a football game.

An example of half is 30 minutes after 10 AM; a half past ten.

noun
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Half means partially or finished to about 50 percent.

An example of half used as an adverb is in the phrase "half done," which means partially done.

adverb
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(informal) A 50-cent piece.
noun
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Partial or incomplete.

Gave me a half smile.

adjective
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To the extent of exactly or nearly 50 percent.

The tank is half empty.

adverb
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Incomplete; fragmentary; partial.
adjective
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To an extent approximately or exactly fifty percent of the whole.
adverb
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By any means; at all.

The concert was not half bad.

adverb
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One half.

Half-life.

affix
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Partly.

Half-baked.

affix
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Consisting of a moiety, or half (1/2, 50%).

A half bushel; a half hour; a half dollar; a half view.

adjective
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Consisting of some indefinite portion resembling a half; approximately a half, whether more or less; partial; imperfect.

A half dream; half knowledge.

adjective
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(of a sibling) Having one parent (rather than two) in common.

A half brother or half sister.

adjective
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(rare, of a relative other than a sibling) Related through one common grandparent or ancestor rather than two.

A half uncle or half aunt or half cousin.

adjective
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(UK, time) Half an hour after the time given; half past.

We went to bed at half ten.

adjective
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In two equal parts or to an equal degree; in some part approximating a half; partially; imperfectly.

Half-colored; half done; half-hearted; half persuaded; half conscious.

adverb
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One of two equal parts into which anything may be divided, or considered as divided; — sometimes followed by of; as, a half of an apple.
  • (sports) One of the two opposite parts of the playing field of various sports, in which each starts the game.

You don't know the half of it.

noun
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Half of a standard measure; frequently used (UK) for half a pint of beer or cider.
noun
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(preceded by “a” or a number) The fraction obtained by dividing 1 by 2.

Three-quarters minus a quarter is a half.

noun
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, Geoffrey Chaucer.

The four halves of the house.

noun
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(obsolete) To halve.
verb
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A prefix used before brother, sister, uncle, aunt, and so forth, to indicate that the person being identified is related only through one parent, grandparent, and so forth, rather than two.
prefix
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A prefix used to indicate that something is just half or done half, and therefore not total or fully done.
prefix
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(chiefly british) A school term; a semester.
noun
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Not completely or sufficiently; partly.

Only half right.

adverb
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by half
  • By a considerable extent.
  • By an excessive amount:
    Too clever by half.
idiom
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by halves
  • In a reluctant manner; unenthusiastically.
idiom
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half again as many
  • One-and-a-half times as much or as many; 50 percent more.
idiom
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in half
  • Into halves.
idiom
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not half
  • Not at all:
idiom
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not the half of
  • Only a fraction or a small part of.
idiom
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by half
  • considerably; very much
idiom
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in half
  • into halves
idiom
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not the half of
  • only a small part of
idiom
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Idioms and Phrasal Verbs

half again as many
not the half of
not the half of

Origin of half

  • Middle English from Old English healf skel-1 in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Middle English, from Old English healf (“half”); as a noun, 'half', 'side', 'part', from Proto-Germanic *halbaz; akin to Old Saxon, Old Frisian, and Dutch half, West Frisian heal, German halb, Swedish halv, Danish halv, Icelandic hálfur and Gothic (halbs). Compare halve, behalf.

    From Wiktionary