faucial tonsil
- n either of two masses of lymphatic tissue one on each side of the oral pharynx
faulkner
- n United States novelist (originally Falkner) who wrote about people in the southern United States (1897-1962)
fatty acid
- n any of a class of aliphatic monocarboxylic acids that form part of a lipid molecule and can be derived from fat by hydrolysis; fatty acids are simple molecules built around a series of carbon atoms linked together in a chain of 12 to 22 carbon atoms
fatty liver
- n yellow discoloration as a result of the accumulation of certain fats (triglycerides) in the liver; can be caused by alcoholic cirrhosis or pregnancy or exposure to certain toxins
fatty tissue
- n a kind of body tissue containing stored fat that serves as a source of energy; it also cushions and insulates vital organs