Search Result for "tuna": 
Wordnet 3.0

NOUN (4)

1. tropical American prickly pear of Jamaica;
[syn: tuna, Opuntia tuna]

2. important warm-water fatty fish of the genus Thunnus of the family Scombridae; usually served as steaks;
[syn: tuna, tuna fish, tunny]

3. any very large marine food and game fish of the genus Thunnus; related to mackerel; chiefly of warm waters;
[syn: tuna, tunny]

4. New Zealand eel;
[syn: tuna, Anguilla sucklandii]


The Collaborative International Dictionary of English v.0.48:

Tuna \Tu"na\, n. (Bot.) The Opuntia Tuna. See Prickly pear, under Prickly. [1913 Webster]
The Collaborative International Dictionary of English v.0.48:

Tuna \Tu"na\, n. [Cf. Tunny.] 1. (Zool.) Any one of several species of large oceanic fishes belonging to the mackerel family Scombridae, especially the bluefin tuna (Thunnus thynnus, formerly Orcynus thynnus or Albacora thynnus), called also the common tunny or great tunny, a native of the Mediterranean Sea and of temperate parts of the Atlantic Ocean. It sometimes weighs a thousand pounds or more, and is caught commercially in large quantity for use as food; -- also called, especially in Britain, tunny. It is also one of the favorite fishes used by the Japanese in preparing sushi. On the American coast, especially in New England, it is sometimes called the horse mackerel. Another well-known species is the yellowfin tuna (Thunnus albacares) of warm seas. the See Illust. of Horse mackerel, under Horse. Note: The little tunny (Gymnosarda alletterata) of the Mediterranean and North Atlantic, and the long-finned tunny, or albacore (Thunnus alalunga) (see Albacore), are related species of smaller size. [1913 Webster +PJC] 2. The bonito, 2. [1913 Webster] 3. the meat of the tuna, used as food; -- also called tuna fish. [PJC]
The Collaborative International Dictionary of English v.0.48:

Tunny \Tun"ny\ (t[u^]n"n[y^]), n.; pl. Tunnies. [L. thunnus, thynnus, Gr. qy`nnos, qy^nos: cf. It. tonno, F. & Pr. thon.] (Zool.) The chiefly British equivalent of tuna; any one of several species of large oceanic fishes belonging to the Mackerel family, especially the common or great tunny (Thunnus thynnus syn. Albacora thynnus, formerly Orcynus thynnus) native of the Mediterranean Sea and the Atlantic Ocean. It sometimes weighs a thousand pounds or more, and is extensively caught in the Mediterranean. On the American coast it is called horse mackerel. See Illust. of Horse mackerel, under Horse. [Written also thynny.] [1913 Webster] Note: The little tunny (Gymnosarda alletterata) of the Mediterranean and North Atlantic, and the long-finned tunny, or albicore (Thunnus alalunga, see Albacore), are related species of smaller size. [1913 Webster]
WordNet (r) 3.0 (2006):

tuna n 1: tropical American prickly pear of Jamaica [syn: tuna, Opuntia tuna] 2: important warm-water fatty fish of the genus Thunnus of the family Scombridae; usually served as steaks [syn: tuna, tuna fish, tunny] 3: any very large marine food and game fish of the genus Thunnus; related to mackerel; chiefly of warm waters [syn: tuna, tunny] 4: New Zealand eel [syn: tuna, Anguilla sucklandii]