base (Noun) — (military) installation from which a military force initiates operations. ex. "the attack wiped out our forward bases"
base (Noun) — Lowest support of a structure. ex. "it was built on a base of solid rock"
base (Noun) — A place that the runner must touch before scoring. ex. "he scrambled to get back to the base"
base (Noun) — The bottom or lowest part. ex. "the base of the mountain"
base (Noun) — (anatomy) the part of an organ nearest its point of attachment. ex. "the base of the skull"
base (Noun) — A lower limit. ex. "the government established a wage base"
base (Noun) — The fundamental assumptions from which something is begun, developed, calculated or explained. ex. "the whole argument rested on a base of conjecture"
base (Noun) — A support or foundation. ex. "the base of the lamp"
base (Noun) — A phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA).
base (Noun) — Any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water. ex. "bases include oxides and hydroxides of metals and ammonia"
base (Noun) — The bottom side of a geometric figure from which the altitude can be constructed. ex. "the base of the triangle"
base (Noun) — The most important or necessary part of something. ex. "the base of this drink is orange juice"
base (Noun) — (numeration system) the positive integer that is equivalent to one in the next higher counting place. ex. "10 is the base of the decimal system"
base (Noun) — The place where you are stationed and from which missions start and end.
base (Noun) — (linguistics) the form of a word after all affixes are removed. ex. "thematic vowels are part of the base"
base (Noun) — The stock of basic facilities and capital equipment needed for the functioning of a country or area. ex. "the industrial base of Japan"
base (Noun) — The principal ingredient of a mixture. ex. "glycerinated gelatin is used as a base for many ointments" ex. "he told the painter that he wanted a yellow base with just a hint of green" ex. "everything she cooked seemed to have rice as the base"
base (Noun) — A flat bottom on which something is intended to sit. ex. "a tub should sit on its own base"
base (Noun) — (electronics) the part of a transistor that separates the emitter from the collector.
base (Noun) — (usually plural) the office that serves as the administrative centre of an enterprise. ex. "many companies have their home base in New York"
base (Noun) — 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.
base (Verb) — Use as a basis for; found on. ex. "base a claim on some observation"
base (Verb) — Situate as a centre of operations. ex. "we will base this project in the new lab"
base (Verb) — Use (purified cocaine) by burning it and inhaling the fumes.
base (Adjective) — Serving as or forming a base. ex. "the painter applied a base coat followed by two finishing coats"
base (Adjective) — (used of metals) consisting of or alloyed with inferior metal. ex. "base coins of aluminium" ex. "a base metal"
base (Adjective) — Not adhering to ethical or moral principles. ex. "base and unpatriotic motives" ex. "a base, degrading way of life"
base (Adjective) — Having or showing an ignoble lack of honour or morality. ex. "that liberal obedience without which your army would be a base rabble"
base (Adjective) — Debased; not genuine. ex. "an attempt to eliminate the base coinage"
base (Adjective) — Of low birth or station.
base (Adjective) — Illegitimate.