PLEUROSIGMA


Meaning of PLEUROSIGMA in English

( n. )

A genus of diatoms of elongated elliptical shape, but having the sides slightly curved in the form of a letter S. Pleurosigma angulatum has very fine striations, and is a favorite object for testing the high powers of microscopes.

Webster's Revised Unabridged English Dictionary.      Пересмотренный полный словарь английского языка Webster.