(organic chemistry) One of the two isomers of quinone, 1,2-benzoquinone.

(inorganic chemistry) Any of several poorly-characterized acids that are hydrates of boric oxide

(inorganic chemistry) Any anion derived from orthoboric acid; any salt containing this anion

One of the autocephalous Eastern Orthodox Christian churches.

(inorganic chemistry) The simple oxyanion of arsenic AsO₃³⁻; any salt containing this anion

(inorganic chemistry) the member of a series of oxyacids of a particular element that has the highest number of hydroxyl groups

Pertaining to a group of Oriental Orthodox Churches as a distinctive branch of Eastern Christianity

A member of an Oriental Orthodox church.

plural of orthogonal function

plural of Orthodox Church