Meronymie
Meronymie, or meronymy in English, is a semantic relation between a term that denotes a part and a term that denotes the whole. It is the part–whole relation in lexical semantics. The converse relation is holonymy: if X is the whole of Y, then Y is a meronym of X.
Examples illustrate the relation clearly. A wheel is a meronym of a car, a leaf is a
Two common subtypes are recognized. Part–whole meronymy describes physical parts that constitute a whole (wheel, door,
Meronymy is used in lexicography, natural language processing, and cognitive science to model part–whole structures and