- of or resembling starch
WordReference Random House Unabridged Dictionary of American English © 2026
am•y•la•ceous
(am′ə lā′shəs),USA pronunciation adj.
- of the nature of starch;
starchy.
- amyl- + -aceous 1820–30
Collins Concise English Dictionary © HarperCollins Publishers::
amylaceous /ˌæmɪˈleɪʃəs/ adj