Defn: A lizard of the genus Basiliscus, belonging to the family
Iguanidæ.

Note: This genus is remarkable for a membranous bag rising above the occiput, which can be filled with air at pleasure; also for an elevated crest along the back, that can be raised or depressed at will.

3. (Mil.)

Defn: A large piece of ordnance, so called from its supposed resemblance to the serpent of that name, or from its size. [Obs.]

BASIN Ba"sin, n. Etym: [OF. bacin, F. bassin, LL. bacchinus, fr. bacca a water vessel, fr. L. bacca berry, in allusion to the round shape; or perh. fr. Celtic. Cf. Bac.]

1. A hollow vessel or dish, to hold water for washing, and for various other uses.

2. The quantity contained in a basin.

3. A hollow vessel, of various forms and materials, used in the arts or manufactures, as that used by glass grinders for forming concave glasses, by hatters for molding a hat into shape, etc.

4. A hollow place containing water, as a pond, a dock for ships, a little bay.

5. (Physical Geog.) (a) A circular or oval valley, or depression of the surface of the ground, the lowest part of which is generally occupied by a lake, or traversed by a river. (b) The entire tract of country drained by a river, or sloping towards a sea or lake.