A polypeptide hormone, secreted by the pituitary gland in many animals including humans, that promotes growth and regulates the metabolism of carbohydrates, proteins and lipids.

(pharmacology) A beta-adrenergic blocking drug.

plural of Kealey

(chemistry) Any one of the simplest chemical substances that cannot be decomposed in a chemical reaction or by any chemical means and made up of atoms all having the same number of protons.