infuscate

The verb is first attested in 1650, the adjective in 1826; borrowed from Latin īnfuscātus, perfect passive participle of īnfuscō (see -ate (verb-forming suffix) and -ate (adjective-forming suffix)), from in- (“in”) + fuscō (“to make dark”), from fuscus (“dark”).

infuscate (third-person singular simple present infuscates, present participle infuscating, simple past and past participle infuscated)

1. (transitive, obsolete) To darken; to make black or obscure.

infuscate (comparative more infuscate, superlative most infuscate)

1. (botany, zoology) Clouded with dark shades of brown or black.

• “infuscate”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

īnfuscāte

1. second-person plural present active imperative of īnfuscō