1. being derived from (usually followed by `on' or `upon'); "a film based on a best-selling novel"
(participle) establish, base, ground, found
2. having a base; "firmly based ice"
3. having a basis; often used as combining terms; "a soundly based argument"; "well-founded suspicions"
4. having a base of operations; "a company based in Atlanta"
1. any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water; "bases include oxides and hydroxides of metals and ammonia"
(hypernym) compound, chemical compound
2. installation from which a military force initiates operations; "the attack wiped out our forward bases"
(synonym) base of operations
(hypernym) military installation
(hyponym) air base, air station
(derivation) station, post, send, place
(classification) military, armed forces, armed services, military machine, war machine
3. lowest support of a structure; "it was built on a base of solid rock"; "he stood at the foot of the tower"
(synonym) foundation, fundament, foot, groundwork, substructure, understructure
(part-holonym) structure, construction
4. place that runner must touch before scoring; "he scrambled to get back to the bag"
(hypernym) baseball equipment
(hyponym) first base
(part-holonym) baseball diamond, diamond, infield
5. (numeration system) the positive integer that is equivalent to one in the next higher counting place; "10 is the radix of the decimal system"
(classification) numeration system, number system, number representation system, system of numeration
6. the bottom or lowest part; "the base of the mountain"
(hypernym) part, piece
7. (anatomy) the part of an organ nearest its point of attachment; "the base of the skull"
(classification) anatomy, general anatomy
8. a lower limit; "the government established a wage floor"
(hyponym) price floor
9. the fundamental assumptions from which something is begun or developed or calculated or explained; "the whole argument rested on a basis of conjecture"
(synonym) basis, foundation, fundament, groundwork, cornerstone
(hypernym) assumption, supposition, supposal
(hyponym) meat and potatoes
(derivation) establish, ground, found
10. a support or foundation; "the base of the lamp"
(synonym) pedestal, stand
(hyponym) brass monkey
11. the bottom side of a geometric figure from which the altitude can be constructed; "the base of the triangle"
12. the most important or necessary part of something; "the basis of this drink is orange juice"
(hypernym) part, portion, component part, component
13. the place where you are stationed and from which missions start and end
(derivation) station, post, send, place
14. (linguistics) the form of a word after all affixes are removed; "thematic vowels are part of the stem"
(synonym) root, root word, stem, theme, radical
(hypernym) form, word form, signifier, descriptor
15. the stock of basic facilities and capital equipment needed for the functioning of a country or area; "the industrial base of Japan"
(hypernym) store, stock, fund
(part-meronym) communication system, communication equipment
16. the principal ingredient of a mixture; "glycerinated gelatin is used as a base for many ointments"; "he told the painter that he wanted a yellow base with just a hint of green"; "everything she cooked seemed to have rice as the base"
17. a flat bottom on which something is intended to sit; "a tub should sit on its own base"
(hypernym) bottom, underside, undersurface
18. (electronics) the part of a transistor that separates the emitter from the collector
(part-holonym) transistor, junction transistor, electronic transistor
1. use as a basis for; found on; "base a claim on some observation"
(synonym) establish, ground, found
(derivation) basis, foundation, fundament, groundwork, cornerstone
2. use (purified cocaine) by burning it and inhaling the fumes
(hypernym) drug, do drugs
3. assign to a station
(synonym) station, post, send, place
(hypernym) move, displace
(derivation) base of operations
1. serving as or forming a base; "the painter applied a base coat followed by two finishing coats"
2. (used of metals) consisting of or alloyed with inferior metal; "base coins of aluminum"; "a base metal"
3. of low birth or station (`base' is archaic in this sense); "baseborn wretches with dirty faces"; "of humble (or lowly) birth"
(synonym) baseborn, humble, lowly
4. not adhering to ethical or moral principles; "base and unpatriotic motives"; "a base, degrading way of life"; "cheating is dishonorable"; "they considered colonialism immoral"; "unethical practices in handling public funds"
(synonym) dishonorable, dishonourable, immoral, unethical
5. having or showing an ignoble lack of honor or morality; "that liberal obedience without which your army would be a base rabble"- Edmund Burke; "taking a mean advantage"; "chok'd with ambition of the meaner sort"- Shakespeare; "something essentially vulgar and meanspirited in politics"
(synonym) mean, meanspirited
(classification) archaism, archaicism
7. debased; not genuine; "an attempt to eliminate the base coinage"
(similar) counterfeit, imitative