A chemical compound that is solid. / (grammar) A compound word with no spaces or hyphens in it, such as dishcloth, keyboard, or pancake.

(biology) A group of individual animals that form a distinct, individual colony

plural of compound animal

(chemistry) A cation consisting of a central positively-charged nitrogen atom with four substituents, especially organic (alkyl and aryl) groups, discounting hydrogen atoms.

plural of composition book

Alternative form of multicomponent

(formal, rare) The state or quality of being comportable; consistency; suitability; tolerability.

(horticulture) a pile of garden or other organic waste which is left to decompose. See also compost.

plural of compost heap

plural of compound leaf