| 释义 |
plumulaceous, a.|pluːmjuːˈleɪʃəs|
[f. L. plūmula (see prec.) + -aceous.]
Of the nature of or resembling a plumule, downy.
1879in Webster Suppl. 1890Coues Gen. Ornith. 139 The ventral feathers are usually more largely plumulaceous, and less flat and imbricated. |