Diatomous

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Diatomous \Di*at"o*mous\, a. [Gr. dia`tomos cut through, fr.
     diate`mnein to cut through; dia` through + te`mnein to cut.
     Cf. {Diatom}.] (Min.)
     Having a single, distinct, diagonal cleavage; -- said of
     crystals. --Mohs.
     [1913 Webster]