[ dez-mid ]
/ ˈdɛz mɪd /


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
Related formsdes·mid·i·an, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for desmid

  • The Desmid has a coat of cellulose, and a less graceful coat of cellulose encloses the Peridinean.

British Dictionary definitions for desmid


/ (ˈdɛsmɪd) /


any freshwater green alga of the mainly unicellular family Desmidioideae, typically constricted into two symmetrical halves
Derived Formsdesmidian, adjective

Word Origin for desmid

C19: from New Latin Desmidium (genus name), from Greek desmos bond, from dein to bind
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012