Origin of mucilaginous
Middle English muscilaginous, from Late Latin mucilaginosus, from mucilagin-, mucilago
First Known Use: 15th century
Medical Definition of mucilaginous
: relating to, resembling, containing, or secreting mucilage
Learn More about mucilaginous
Medical Dictionary: Definition of "mucilaginous"
Seen and Heard
What made you want to look up mucilaginous? Please tell us where you read or heard it (including the quote, if possible).