- any single-celled freshwater algae of the family Desmidiaceae, characterized by a division of the body into mirror-image halves joined by a bridge containing the nucleus, and having a spiny or bristly exterior: sometimes forming into colonies or branching filaments.
Origin of desmid
1860–65; < New Latin Desmidium a genus of the family < Greek desm(ós) a band, chain (compare deîn to fasten) + New Latin -idium -idium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for desmid
The Desmid has a coat of cellulose, and a less graceful coat of cellulose encloses the Peridinean.The Story of Evolution
- any freshwater green alga of the mainly unicellular family Desmidioideae, typically constricted into two symmetrical halves
C19: from New Latin Desmidium (genus name), from Greek desmos bond, from dein to bind