Pronunciation: (kum-pō'nunt, kom-),[key] —n. 1. a constituent part; element; ingredient.
2. a part of a mechanical or electrical system: hi-fi components. 3. Physics.the projection of a vector quantity, as force or velocity, along an axis.
4. Physical Chem.one of the set of the minimum number of chemical constituents by which every phase of a given system can be described.
5. Math. a. a connected subset of a set, not contained in any other connected subset of the set.
b. a coordinate of a vector.
6. Ling. a. one of the major subdivisions of a generative grammar: base component; transformational component; semantic component; phonological component. Cf. level (def. 17).
b. a feature determined by componential analysis.
—adj. being or serving as an element (in something larger); composing; constituent: the component parts of a computer system.