[ɔ:k]
[美口]=orchestra

Ork \Ork\, n. (Zo["o]l. & Mythol.)
See {Orc}.

orc \orc\ ([^o]rk), n. [L. orca, a kind of whale: cf. F. orque.]
1. (Zo["o]l.) Any of several cetaceans, especialy the
{grampus} ({Grampus griseus}) of the dolphin family.
[Written also {ork} and {orch}.] --Milton.

An island salt and bare,
The haunt of seals, and orcs, and sea-mews' clang.
--Milton (Par.
Lost xi. 835).

2. (Mythology) A mythical monster of varying descriptions; an
ogre.
[PJC]

Goblins, hobgoblins, and orcs of the worst
description. --J. J.
Tolkien (The
Hobbit)

3. The {orca}.
[PJC]