Base Definition

bās
based, baser, bases, basest, basing
noun
bases
The thing or part on which something rests; lowest part or bottom; foundation.
Webster's New World
The part of a plant or animal organ that is nearest to its point of attachment.
American Heritage Medicine
The point of attachment of a part of the body.
The base of the thumb.
Webster's New World
A supporting part or layer; a foundation.
A skyscraper built on a base of solid rock.
American Heritage
Anything from which a start is made; basis.
Webster's New World
Antonyms:
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adjective
baser, basest
Forming a base.
Webster's New World
Situated at or near the base or bottom.
A base camp for the mountain climbers.
American Heritage
Having or showing little or no honor, courage, or decency; mean; ignoble; contemptible.
A base coward, base ingratitude.
Webster's New World
Of, relating to, or containing a base.
American Heritage
Of a menial or degrading kind.
Base servitude.
Webster's New World
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verb
based, bases, basing
To make or form a base or foundation for.
Webster's New World
To put or rest (on) as a base or basis.
To base a guess on past experience.
Webster's New World
To place or station (in or at a base)
Webster's New World
abbreviation
Building, Antenna-tower, Span, Earth.
Wiktionary
idiom
off base
  • Badly mistaken.
American Heritage
off base
  • not touching the base
  • taking a position or attitude that is unsound or in error
Webster's New World
on base
  • at a base, having reached it safely with a base hit, walk, etc.
Webster's New World
touch all the bases
  • to deal with all related details
Webster's New World
touch base
  • to be in communication or contact
Webster's New World
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Other Word Forms of Base

Noun

Singular:
base
Plural:
bases1

Adjective

Base Form:
base
Comparative:
baser
Superlative:
basest

Idioms, Phrasal Verbs Related to Base

Origin of Base

  • Middle English from Old French from Latin basis from Greek gwā- in Indo-European roots

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

  • Middle English bas low from Old French from Medieval Latin bassus

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

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