单词 | desmid |
释义 | desmid —desmidian, adj. /dez"mid/, n. 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. [1860-65; < NL Desmidium a genus of the family < Gk desm(ós) a band, chain (cf. deîn to fasten) + NL -idium -IDIUM] |
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