-aceous


a suffix with the meanings “resembling, having the nature of,” “made of,” occurring in loanwords from Latin (cretaceous; herbaceous) and forming adjectives in English on the Latin model (ceraceous), especially adjectival correspondents to taxonomic names ending in -acea and -aceae: rosaceous.

Origin of -aceous

< Latin -āceus; see -ous

Words nearby -aceous

British Dictionary definitions for -aceous

-aceous

suffix forming adjectives

relating to, belonging to, having the nature of, or resembling herbaceous; larvaceous

Word Origin for -aceous

New Latin, from Latin -āceus of a certain kind; related to -āc, -āx, adjectival suffix

Scientific definitions for -aceous

-aceous

A suffix used to form adjectives meaning “made of” or “resembling” a particular substance or material, such as silicaceous, containing silicon.