1. an abstract part of something; "jealousy was a component of his character"; "two constituents of a musical composition are melody and harmony"; "the grammatical elements of a sentence"; "a key factor in her success"; "humor: an effective ingredient of a speech"
(synonym) constituent, element, factor, ingredient
(hypernym) part, section, division
2. something determined in relation to something that includes it; "he wanted to feel a part of something bigger than himself"; "I read a portion of the manuscript"; "the smaller component is hard to reach"
(synonym) part, portion, component part
(hyponym) language unit, linguistic unit
(part-holonym) meronymy, part to whole relation
3. an artifact that is one of the individual parts of which a composite entity is made up; especially a part that can be separated from or attached to a system; "spare components for cars"; "a component or constituent element of a system"
(synonym) constituent, element
(hypernym) part, portion
(hyponym) accessory, appurtenance, supplement, add-on