- gill - a British imperial capacity unit (liquid or dry) equal to 5 fluid ounces or 142.066 cubic centimeters
--1 is a kind of British capacity unit, Imperial capacity unit
--1 is a part of pint
--1 has parts: fluidounce, fluid ounce- gill - a United States liquid unit equal to 4 fluid ounces
--2 is a kind of United States liquid unit
--2 is a part of cup
--2 has parts: fluidounce, fluid ounce- gill, lamella - any of the radiating leaflike spore-producing structures on the underside of the cap of a mushroom or similar fungus
--3 is a kind of plant organ
- gill, branchia - respiratory organ of aquatic animals that breathe oxygen dissolved in water
--4 is a kind of respiratory organ
--4 has particulars: ctenidium; ceras; external gill - gill - a United States liquid unit equal to 4 fluid ounces