| a United States unit of capacity or volume equal to 1.804 cubic inches | respiratory organ of aquatic animals that breathe oxygen dissolved in water |
| a British imperial unit of capacity or volume (liquid or dry) equal to 8 fluid drams or 28.416 cubic centimeters (1.734 cubic inches) | any of the radiating leaflike spore-producing structures on the underside of the cap of a mushroom or similar fungus |
| | a United States liquid unit equal to 4 fluid ounces |
| | a British imperial capacity unit (liquid or dry) equal to 5 fluid ounces or 142.066 cubic centimeters |