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The Collaborative International Dictionary of English v.0.48 (gcide)

Tuna \Tu"na\, n. (Bot.)
The {Opuntia Tuna}. See {Prickly pear}, under {Prickly}.
[1913 Webster]


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]


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]