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1. Dictionary

   Base

   /bās/

   

   noun

   • 1. the lowest part or edge of something, especially the part on which it rests or is supported: "she sat down at the base of a tree" Similar foundationbottomfootsupportpropstaystandpedestalplinthrestbedsubstructureOpposite top
   • ▪ the part of a column between the shaft and pedestal or pavement.
   • ▪ the end at which a part or organ is attached to the trunk or main part: "a shoot is produced at the base of the stem"
   • ▪ a line or surface on which a figure is regarded as standing: "the base of the triangle"
   • ▪ a line of known length used in triangulation.
   • ▪ the lowest part of a shield.
   • 2. a conceptual structure or entity on which something draws or depends: "the town's economic base collapsed"
   • ▪ something used as a foundation or starting point for further work; a basis: "uses existing data as the base for the study" Similar basisbedrockfoundationcoreessenceessentialnitty-grittybasicsstarting pointkey componentfundamentalroot(s)heartbackbonetheoryprinciplerationalesourceoriginspringwell headfountainheadfount
   • ▪ a group of people regarded as supporting an organization, for example by buying its products: "a client base"
   • 3. a place used as a center of operations by the armed forces or others; a headquarters: "the corporal headed back to base" Similar headquarterscenterstarting pointcampsitestationsettlementpost
   • ▪ the main place where a person works or stays: "she makes the studio her base"
   • 4. a main or important element or ingredient to which other things are added: "soaps with a vegetable oil base" Similar mediumvehiclecarrier
   • ▪ a substance such as water or oil into which a pigment is mixed to form paint.
   • ▪ a substance used as a foundation for makeup: "her makeup artist works with base, eye makeup, and lipstick"
   • 5. a substance capable of reacting with an acid to form a salt and water, or (more broadly) of accepting or neutralizing hydrogen ions.
   • ▪ a purine or pyrimidine group in a nucleotide or nucleic acid.
   • 6. the middle part of a bipolar transistor, separating the emitter from the collector.
   • 7. the root or stem of a word or a derivative.
   • ▪ the uninflected form of a verb.
   • 8. a number used as the basis of a numeration scale.
   • ▪ a number in terms of which other numbers are expressed as logarithms.
   • 9. one of the four stations that must be reached in turn to score a run.
   • ▪ used to refer to progressive levels of sexual intimacy: informal "she and her boyfriend got to second base"

   verb

   • 1. have as the foundation for (something); use as a point from which (something) can develop: "the film is based on a novel by Pat Conroy" Similar foundbuildconstructformestablishgroundrootuse as a basisresthingeemanate fromderive fromspring fromstem fromoriginate inhave its origin incan be traced back to
   • 2. situate as the center of operations: "a London-based band" Similar locatestationsituatepostpositionplaceinstalldeploysiteestablishgarrison

   Word Origin Middle English: from Old French, from Latin basis ‘base, pedestal’, from Greek.

   Scrabble Points: 6

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2. www.thefreedictionary.com › baseBase - definition of base by The Free Dictionary

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   1. The lowest or bottom part: the base of a cliff; the base of a lamp. 2. Biology. a. The part of a plant or animal organ that is nearest to its point of attachment. b. The point of attachment of such an organ. 3. a. A supporting part or layer; a foundation: a skyscraper built on a base of solid rock. b.

3. www.collinsdictionary.com › dictionary › englishBASE definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   5 days ago · SYNONYMS 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 ...

4. www.vocabulary.com › dictionary › baseBase - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › base

   pertaining to or constituting a base or basis. noun. the most important or necessary part of something. synonyms: basis. see more. noun. the fundamental assumptions from which something is begun or developed or calculated or explained. synonyms: basis, cornerstone, foundation, fundament, groundwork. see more.

5. www.oxfordlearnersdictionaries.com › definition › englishbase noun - Definition, pictures, pronunciation and usage ...

   www.oxfordlearnersdictionaries.com › definition › english

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   [countable, usually singular] the lowest part of something, especially the part or surface on which it rests or stands. The lamp has a heavy base. the base of a column/glass. at the base of something He felt a sharp pain at the base of his spine. Homophones base | bass. Synonyms bottom. Extra Examples. Oxford Collocations Dictionary.

6. www.britannica.com › dictionary › baseBase Definition & Meaning | Britannica Dictionary

   www.britannica.com › dictionary › base

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   BASE meaning: 1 : the bottom or lowest part of something the part on which something rests or is supported usually singular often used figuratively; 2 : something (such as a group of people or things) that provides support for a place, business, etc. usually singular

7. www.oxfordlearnersdictionaries.com › us › definitionbase noun - Definition, pictures, pronunciation and usage ...

   www.oxfordlearnersdictionaries.com › us › definition

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   Definition of base noun from the Oxford Advanced American Dictionary. base. noun. /beɪs/ lowest part. [countable, usually singular] the lowest part of something, especially the part or surface on which it rests or stands the base of a column/glass a pain at the base of the spine The lamp has a heavy base. Thesaurus.

8. www.oxfordlearnersdictionaries.com › definition › englishbase verb - Definition, pictures, pronunciation and usage ...

   www.oxfordlearnersdictionaries.com › definition › english

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   verb. OPAL W. /beɪs/ [usually passive] Verb Forms. Phrasal Verbs. to use a particular city, town, etc. as the main place for a business, holiday, etc. be based in… The organization is now based in Geneva. base something/somebody in… They decided to base the new company in York. base yourself in…