A-thăl'a-mous, a.
a. [Gr. ἀ priv. and θάλαμος, nuptial bed.] (Bot.) Not furnished with shields or beds for the spores, as the thallus of certain lichens. Brande.
a. [Gr. ἀ priv. and θάλαμος, nuptial bed.] (Bot.) Not furnished with shields or beds for the spores, as the thallus of certain lichens. Brande.