base

What is the Definition of base?

Noun:

1. installation from which a military force initiates operations
2. lowest support of a structure
3. a place that the runner must touch before scoring
4. the bottom or lowest part
5. (anatomy)
6. a lower limit
7. the fundamental assumptions from which something is begun or developed or calculated or explained
8. a support or foundation
9. a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA)
10. any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water
11. the bottom side of a geometric figure from which the altitude can be constructed
12. the most important or necessary part of something
13. (numeration system)
14. the place where you are stationed and from which missions start and end
15. a terrorist network intensely opposed to the United States that dispenses money and logistical support and training to a wide variety of radical Islamic terrorist groups; has cells in more than 50 countries
16. (linguistics)
17. the stock of basic facilities and capital equipment needed for the functioning of a country or area
18. the principal ingredient of a mixture
19. a flat bottom on which something is intended to sit
20. (electronics)

Verb:

1. use as a basis for; found on
2. situate as a center of operations
3. use (purified cocaine)

Adjective:

1. serving as or forming a base
2. of low birth or station (`base' is archaic in this sense)
3. or lowly
4. (used of metals)
5. not adhering to ethical or moral principles
6. having or showing an ignoble lack of honor or morality
7. illegitimate
8. debased; not genuine

How can I use base in a sentence?

Other meanings of base (synonyms, cognates).