- any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water
同义词:base, alkali
- installation from which a military force initiates operations
同义词:base, base of operations
- lowest support of a structure
同义词:foundation, base, fundament, foot, groundwork, substructure, understructure
- place that runner must touch before scoring
同义词:base, bag
- (numeration system) the positive integer that is equivalent to one in the next higher counting place
同义词:base, radix
- the bottom or lowest part
同义词:base
- (anatomy) the part of an organ nearest its point of attachment
同义词:base
- a lower limit
同义词:floor, base
- the fundamental assumptions from which something is begun or developed or calculated or explained
同义词:basis, base, foundation, fundament, groundwork, cornerstone
- a support or foundation
同义词:base, pedestal, stand
- the bottom side of a geometric figure from which the altitude can be constructed
同义词:base
- the most important or necessary part of something
同义词:basis, base
- the place where you are stationed and from which missions start and end
同义词:base, home
- 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
同义词:al-Qaeda, Qaeda, al-Qa'ida, al-Qaida, Base
- (linguistics) the form of a word after all affixes are removed
同义词:root, root word, base, stem, theme, radical
- the stock of basic facilities and capital equipment needed for the functioning of a country or area
同义词:infrastructure, base
- the principal ingredient of a mixture
同义词:base
- a flat bottom on which something is intended to sit
同义词:base
- (electronics) the part of a transistor that separates the emitter from the collector
同义词:base