Webster's Revised Unabridged Dictionary · 1913

Dove

Dove (duv) , noun

[Old English dove, duve, douve, Anglo-Saxon dūfe; akin to Old Saxon dūba, Dutch duif, Old High German tūba, German taube, Icelandic dūfa, Swedish dufva, Danish due, Gothic dūbō; perh. from the root of English dive.]

1.
(Zoology) A pigeon of the genus Columba and various related genera. The species are numerous.

The domestic dove, including the varieties called fantails, tumblers, carrier pigeons, etc., was derived from the rock pigeon (Columba livia) of Europe and Asia; the turtledove of Europe, celebrated for its sweet, plaintive note, is Columba turtur or Turtur vulgaris; the ringdove, the largest of European species, is Columba palumbus; the Carolina dove, or Mourning dove, is Zenaidura macroura; the sea dove is the little auk (Mergulus alle or Alle alle). See Turtledove, Ground dove, and Rock pigeon. The dove is a symbol of peace, innocence, gentleness, and affection; also, in art and in the Scriptures, the typical symbol of the Holy Ghost.

2.
A word of endearment for one regarded as pure and gentle.
O my dove,... let me hear thy voice. — Cant. ii. 14
3.
a person advocating peace, compromise or conciliation rather than war or conflict. Opposite of hawk.
Collocations (2)
Dove tick (Zoology) , a mite (Argas reflexus) which infests doves and other birds.
Soiled dove , a prostitute. [Slang]