Idioms for base

Origin of base

1
1275–1325; Middle English (noun) < Middle French < Latin basis basis; cf. prisoner's base

synonym study for base

1. Base, basis, foundation refer to anything upon which a structure is built and upon which it rests. Base usually refers to a literal supporting structure: the base of a statue. Basis more often refers to a figurative support: the basis of a report. Foundation implies a solid, secure understructure: the foundation of a skyscraper or a rumor.

OTHER WORDS FROM base

un·based, adjective well-based, adjective

Example sentences from the Web for based

British Dictionary definitions for based (1 of 2)

base 1
/ (beɪs) /

noun

verb

(tr foll by on or upon) to use as a basis (for); found (on) your criticisms are based on ignorance
(often foll by at or in) to station, post, or place (a person or oneself)

Word Origin for base

C14: from Old French, from Latin basis pedestal; see basis

British Dictionary definitions for based (2 of 2)

base 2
/ (beɪs) /

adjective

adjective, noun

music an obsolete spelling of bass 1

Derived forms of base

basely, adverb baseness, noun

Word Origin for base

C14: from Old French bas, from Late Latin bassus of low height, perhaps from Greek bassōn deeper

Medical definitions for based

base
[ bās ]

n.

The part of an organ nearest its point of attachment.
A fundamental ingredient; a chief constituent of a mixture.
Any of a large class of compounds, including the hydroxides and oxides of metals, having a bitter taste, a slippery solution, the capacity to turn litmus blue, and to react with acids to form salts.
A molecular or ionic substance capable of combining with a proton to form a new substance. Brønsted base
A nitrogen-containing organic compound that combines in such a manner.
A substance that provides a pair of electrons for a covalent bond with an acid.

Scientific definitions for based

base
[ bās ]

Chemistry
  1. Any of a class of compounds that form hydroxyl ions (OH) when dissolved in water, and whose aqueous solutions react with acids to form salts. Bases turn red litmus paper blue and have a pH greater than 7. Their aqueous solutions have a bitter taste. Compare acid.
  2. See nitrogen base.
Mathematics
  1. The side or face of a geometric figure to which an altitude is or is thought to be drawn. The base can be, but is not always, the bottom part of the figure.
  2. The number that is raised to various powers to generate the principal counting units of a number system. The base of the decimal system, for example, is 10.
  3. The number that is raised to a particular power in a given mathematical expression. In the expression an, a is the base.

Cultural definitions for based

base

Any of a number of bitter-tasting, caustic materials. Technically, a material that produces negative ions in solution. A base is the opposite of an acid and has a pH of 7 to 14. A given amount of a base added to the same amount of an acid neutralizes the acid; water and a salt are produced. Alkalis are bases; ammonia is a common base.

Idioms and Phrases with based

base

see get to first base; off base; touch base.