Meaning

noun a conceptual whole made up of complicated and related parts

noun considered the most highly evolved dicotyledonous plants, characterized by florets arranged in dense heads that resemble single flowers

adjective consisting of separate interconnected parts

originBorrowed from Middle French composite, from Latin compositus, past participle of compōnō (“put together”). Doublet of compost, compote, and kompot.

Etymology from Wiktionary, CC BY-SA 3.0