Gill /(gĭl)/

Gill

n.
  1. An organ for aquatic respiration; a branchia. (Anat.)
    Fishes perform respiration under water by the gills.
  2. The radiating, gill-shaped plates forming the under surface of a mushroom. (Bot.)
  3. The fleshy flap that hangs below the beak of a fowl; a wattle. (Zool.)
  4. The flesh under or about the chin.
  5. One of the combs of closely ranged steel pins which divide the ribbons of flax fiber or wool into fewer parallel filaments. (Spinning)

Phrases & Compounds
Gill arches
Same as Branchial arches.
Gill clefts
Same as Branchial clefts. See under Branchial.
Gill cover
See Operculum.
Gill frame
a spreader; a machine for subjecting flax to the action of gills.
Gill net
a flat net so suspended in the water that its meshes allow the heads of fish to pass, but catch in the gills when they seek to extricate themselves.
Gill opening
an opening behind and below the head of most fishes, and some amphibians, by which the water from the gills is discharged. In most fishes there is a single opening on each side, but in the sharks and rays there are five, or more, on each side.
Gill rakes
horny filaments, or progresses, on the inside of the branchial arches of fishes, which help to prevent solid substances from being carried into gill cavities.

Gill

n.
  1. A two-wheeled frame for transporting timber. [Prov. Eng.]

Gill

n.
  1. A leech. [Scot.]

Gill

n.
  1. A woody glen; a narrow valley containing a stream. [Prov. Eng. & Scot.]

Gill

n.
  1. A measure of capacity, containing one fourth of a pint.

Gill

n.
  1. A young woman; a sweetheart; a flirting or wanton girl.
  2. The ground ivy (Nepeta Glechoma); -- called also gill over the ground, and other like names. (Bot.)
  3. Malt liquor medicated with ground ivy.

Phrases & Compounds
Gill ale
Ale flavored with ground ivy.