a. [ Gr.
n. the study of the operation of factors causing degeneration in the type of offspring produced.
a. Pertaining to, or characterized by, cacography; badly written or spelled. [ 1913 Webster ]
n. [ Gr.
n. [ Gr.
n.
n. [ Gr.
a. (Zool.) Pertaining to the Placoganoidei. [ 1913 Webster ]
‖n. pl. [ NL., fr. Gr.