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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.merriam-webster.com › dictionary › baseBase Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › base

   • Cached

   The meaning of BASE is the bottom of something considered as its support : foundation. How to use base in a sentence. Synonym Discussion of Base.

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4. www.dictionary.com › browse › baseBASE Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › base

   • Cached

   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.

5. dictionary.cambridge.org › dictionary › englishBASE | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

   • Cached

   BASE definition: 1. the bottom part of an object, on which it rests, or the lowest part of something: 2. the main…. Learn more.

6. www.merriam-webster.com › thesaurus › baseBASE Synonyms: 242 Similar and Opposite Words - Merriam-Webster

   www.merriam-webster.com › thesaurus › base

   • Cached

   Synonyms for BASE: ground, predicate, rest, found, hang, establish, presume, premise; Antonyms of BASE: top, head, vertex, height, peak, tip, apex, summit.

7. www.yourdictionary.com › baseBase Definition & Meaning | YourDictionary

   www.yourdictionary.com › base

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   Base Definition. The lowest or bottom part. The base of a cliff; the base of a lamp. The thing or part on which something rests; lowest part or bottom; foundation.

8. www.collinsdictionary.com › us › dictionaryBASE definition in American English | Collins English Dictionary

   www.collinsdictionary.com › us › dictionary

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   2 days ago · A base is a system of counting and expressing numbers. The decimal system uses base 10, and the binary system uses base 2.

9. dictionary.cambridge.org › dictionary › learner-englishBASE | meaning - Cambridge Learner's Dictionary

   dictionary.cambridge.org › dictionary › learner-english

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   BASE definition: 1. the bottom part of something, or the part something rests on: 2. the most important part of…. Learn more.

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

    www.oxfordlearnersdictionaries.com › definition › english

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    Definition of base noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

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

    www.vocabulary.com › dictionary › base

    A base is the lowest part or bottom of something. Think base of a statue, base of a triangle, or base camp below Mount Everest. The homophone bass refers to the deepest or lowest sound of a voice, guitar, or another instrument.

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

    www.collinsdictionary.com › dictionary › english

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    5 days ago · The base of something is its lowest edge or part, or the part at which it is attached to something else.