Note: In the sculptures the appellation is given to several venomous serpents, — sometimes to the horned viper (Cerastles).
ADDER FLY
Ad"der fly.
Defn: A dragon fly.
ADDER'S-TONGUE Ad"der's-tongue`, n. (Bot.) (a) A genus of ferns (Ophioglossum), whose seeds are produced on a spike resembling a serpent's tongue. (b) The yellow dogtooth violet. Gray.
ADDERWORT
Ad"der*wort`, n. (Bot.)
Defn: The common bistort or snakeweed (Polygonum bistorta).
ADDIBILITY
Add`i*bil"i*ty, n.
Defn: The quantity of being addible; capability of addition. Locke.
ADDIBLE
Add"i*ble, a.
Defn: Capable of being added. "Addible numbers." Locke.