| ADACTYLOUS | • adactylous adj. Without fingers or without toes. • adactylous adj. Without claws on the feet (of crustaceous animals). • ADACTYLOUS adj. lacking fingers or claws. |
| DIDACTYLOUS | • didactylous adj. (Zoology) Having only two digits; two-toed. • DIDACTYLOUS adj. having twelve fingers. |
| SYNDACTYLOUS | • syndactylous adj. (Zoology) Having the toes firmly united together for some distance, and without an intermediate web. • SYNDACTYLOUS adj. having fused digits, as do many birds and lower mammals. |
| TRIDACTYLOUS | • tridactylous adj. (Biology) tridactyl. • TRIDACTYLOUS adj. having three fingers or toes, also TRIDACTYL. |
| HEXADACTYLOUS | • hexadactylous adj. (Zoology) Having six fingers or toes. • HEXADACTYLOUS adj. having six fingers, also HEXADACTYLIC. |
| MONODACTYLOUS | • monodactylous adj. (Of an animal) Having a single digit on each limb, especially a single claw that can be used to grasp. • MONODACTYLOUS adj. one-toed or one-fingered. |
| POLYDACTYLOUS | • polydactylous adj. Having more than the normal number of digits. • POLYDACTYLOUS adj. having too many fingers or toes. |
| ZYGODACTYLOUS | • zygodactylous adj. (Ornithology) Having two toes pointing forward, and two toes pointing backward. • ZYGODACTYLOUS adj. of or like a zygodactyl, having two toes pointing forward and two backwards. |
| ANISODACTYLOUS | • anisodactylous adj. (Zoology) Characterized by unequal toes, three turned forward and one backward, as in most passerine birds. • ANISODACTYLOUS adj. of birds, having three toes turned forward, one backwards. |
| ARTIODACTYLOUS | • artiodactylous adj. (Zoology) even-toed; of ungulates, having the weight borne about equally by the third and fourth toes. • ARTIODACTYLOUS adj. of or like an artiodactyl, a two-toed animal. |
| LEPTODACTYLOUS | • leptodactylous adj. Having fine, slender toes or fingers. • LEPTODACTYLOUS adj. having fine, slender digits. |
| MACRODACTYLOUS | • macrodactylous adj. Having long toes. • MACRODACTYLOUS adj. having large fingers, also MACRODACTYLIC. |
| PACHYDACTYLOUS | • pachydactylous adj. (Zoology) Having thick digits. • PACHYDACTYLOUS adj. having thick digits, also PACHYDACTYL. |
| PENTADACTYLOUS | • pentadactylous adj. Pentadactyl. • PENTADACTYLOUS adj. having five digits, also PENTADACTYL, PENTADACTYLE, PENTADACTYLIC. |
| TETRADACTYLOUS | • tetradactylous adj. (Zoology) Having four digits on the foot or hand. • TETRADACTYLOUS adj. having four fingers. |
| BRACHYDACTYLOUS | • brachydactylous adj. (Zoology) Having abnormally short digits. • BRACHYDACTYLOUS adj. having short or stubby fingers. |
| HETERODACTYLOUS | • heterodactylous adj. (Zoology) Having the first and second toes turned backward, as in the trogons. • HETERODACTYLOUS adj. having the first and second toes turned backwards, as in trogons, and not the first and fourth as in parrots. |