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Meaning of “base” in the English Dictionary

"base" in British English

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basenoun

uk   /beɪs/  us   /beɪs/
  • base noun (BOTTOM)

B2 [C] the ​bottompart of an ​object, on which it ​rests, or the ​lowestpart of something: a ​crystalglass with a ​heavy base At the base of the ​cliff was a ​rockybeach. This ​creamprovides an ​excellent base for ​yourmake-up (= a good ​bottomlayer on which other ​layers can be put).

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  • base noun (MAIN PLACE)

B2 [C] the ​mainplace where a ​personlives and ​works, or a ​place that a ​company does ​business from: I ​spend a lot of ​time in Brussels, but London is still my base. Nice is an ​excellent base for (= ​place to ​stay when)exploring the ​French Riviera.
  • base noun (MILITARY)

a ​place where there are ​militarybuildings and ​weapons and where ​members of the ​armedforceslive: an ​oldnaval/​military base

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  • base noun (IN BASEBALL)

[C] one of the four ​positions on a ​square that a ​player must ​reach to ​score a ​point in the ​game of ​baseball

baseadjective

uk   /beɪs/  us   /beɪs/ literary
basely
adverb uk   /ˈbeɪs.li/  us   /ˈbeɪs.li/
baseness
noun [U] uk   /ˈbeɪs.nəs/  us   /ˈbeɪs.nəs/

baseverb [T usually + adv/prep]

uk   /beɪs/  us   /beɪs/
B2 to have a ​particulartown or ​area, etc. as the ​mainplace that you ​live and ​work in, or where you do ​business from: Where is ​yourfirm based? He was based in (= he ​lived in or was at a ​militaryestablishment in) Birmingham during the ​war.

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  • He was based in London during the ​war.
  • He's based in Paris during the ​week.
  • The ​company is based in Coventry.
Phrasal verbs
(Definition of base from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"base" in American English

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basenoun

  • base noun (BOTTOM)

 us   /beɪs/ [C] the ​bottom of an ​object; the ​part on which it ​rests: This ​lamp has a ​heavy base so it won’t ​tip over.
geometry us   /beɪs/ [C] A base ​angle is one of the two ​equalangles that ​include the ​bottom of an ​isoscelestriangle.
  • base noun (MAIN PLACE)

 us   /beɪs/ [C] the ​place from which a ​businessoperates or a ​personworks: We have an ​office in San Diego, but Washington is still ​our base.
 us   /beɪs/ [C] A base is also a ​place from which the ​militaryoperates that ​providesweaponsstorage and ​housing: The ​military has bases all over the US.
  • base noun (SUBSTANCE)

biology /beɪs/ [C] one of four ​chemicalsubstances that make up the ​part of ​DNA and ​RNA that ​controls the ​structure of ​genes
  • base noun (CHEMICAL)

chemistry /beɪs/ [C/U] any of ​variouschemicalsubstances that have the ​oppositeeffect or ​chemicalbehavior as that of an ​acid
  • base noun (NUMBER)

mathematics /beɪs/ [C] a ​number that is ​multiplied by itself: In 6³, 6 is the base and it is ​multiplied by 6 three ​times.
  • base noun (MAIN PART)

 us   /beɪs/ [C usually sing] the ​mainpart of something, or the ​people or ​activities that ​form the ​mainpart of something: The ​sauce has an ​oliveoil base. Tourism ​remains the city’s ​economic base. He’ll need a ​wide base of ​regionalsupport to ​win the ​election.
  • base noun (WORD PART)

grammar /beɪs/ [C] a word or word ​part to which ​prefixes and endings may be ​added to make new words, as in "do," the base of "redo" and "​doable"
  • base noun (BASEBALL)

 us   /beɪs/ [C] (in the ​game of ​baseball) one of the four ​angles of a ​square, all of which a ​player must ​touch in ​order to ​score: He ​reached first base on a ​single.

baseverb [T always + adv/prep]

 us   /beɪs/
to ​establish a ​place as the ​place from which a ​businessoperates or a ​personworks: Where is ​yourcompany based?
(Definition of base from the Cambridge Academic Content Dictionary © Cambridge University Press)

"base" in Business English

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basenoun [C]

uk   us   /beɪs/
the ​place where a ​company does its ​mainbusiness from: The ​company, which has its base in California, ​plans to set up an ​office in Beijing.
all the ​resources or ​people that a ​company, etc. depends on in ​order to be ​successful: a company's economic/​industrial/​research base Manchester United's fans make up 17% of its ​shareholder base.
a ​positivefeature of a ​situation that makes it possible for something else to ​grow and ​develop: base (for sth) A ​cut to 10p ​pershare would give a ​yield of 5.8% and a new base for ​dividendgrowth.
FINANCE an ​amount of ​money or a ​number that is used to compare other ​amounts of ​money or ​numbers to, especially as a way of ​measuring whether ​prices or ​numbers have ​increased or ​decreased: The ​newspaper hopes to ​add several million ​dollars to its ​revenue base from the switchover.

baseverb [T + adv/prep]

uk   us   /beɪs/
to have a particular country, city, etc. as the ​mainplace that you do ​business from: They took the decision to base their ​headquarters in Germany.
Phrasal verbs
(Definition of base from the Cambridge Business English Dictionary © Cambridge University Press)
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“base” in Business English

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