simple past tense and past participle of alternate

In reciprocal succession; succeeding by turns; in alternate order. / (mathematics) By alternation; when, in a proportion, the antecedent term is compared with antecedent, and consequent.

(transitive) To perform by turns, or in succession; to cause to succeed by turns; to interchange regularly.

That which alternates with something else; vicissitude. / (US) A substitute; an alternative; one designated to take the place of another, if necessary, in performing some duty.

Happening by turns; one following the other in succession of time or place; first one and then the other (repeatedly)

The state or quality of being alternate.

plural of alternate

Third-person singular simple present indicative form of alternate

(linguistics) An alternate form or allomorph. / (mathematics) A determinant which is an alternating function.

plural of alternant