Synonyms for Synecdochical (same or very similar meaning)
WordNet sense 1 (using the name of a part for that of the whole or the whole for the part; or the special for the general or the general for the special; or the material for the thing made of it):
synecdochic
WordNet sense 2 ((used of the meanings of words or text) not literal; using figures of speech):
figurative, nonliteral
From the ODE community, based on WordNet
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