Monothalama

1 definition found

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

  Monothalama \Mon`o*thal"a*ma\, n. pl. [NL., fr. Gr. mo`nos
     single + qa`lamos a chamber.] (Zool.)
     A division of Foraminifera including those that have only one
     chamber.
     [1913 Webster]