Dactylology :: Dactylology (n.) The art of communicating ideas by certain movements and positions of the fingers; -- a method of conversing practiced by the deaf and dumb.
Dactylonomy :: Dactylonomy (n.) The art of numbering or counting by the fingers.
Dactylopterous :: Dactylopterous (a.) Having the inferior rays of the pectoral fins partially or entirely free, as in the gurnards..
Dactylotheca :: Dactylotheca (n.) The scaly covering of the toes, as in birds..
Dactylozooid :: Dactylozooid (n.) A kind of zooid of Siphonophora which has an elongated or even vermiform body, with one tentacle, but no mouth. See Siphonophora..
Didactyl :: Didactyl (n.) An animal having only two digits.
Didactylous :: Didactylous (a.) Having only two digits; two-toed.
Discodactylia :: Discodactylia (n. pl.) A division of amphibians having suctorial disks on the toes, as the tree frogs..
Discodactylous :: Discodactylous (a.) Having sucking disks on the toes, as the tree frogs..
Hemidactyl :: Hemidactyl (n.) Any species of Old World geckoes of the genus Hemidactylus. The hemidactyls have dilated toes, with two rows of plates beneath..
Hermodactyl :: Hermodactyl (n.) A heart-shaped bulbous root, about the size of a finger, brought from Turkey, formerly used as a cathartic..