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Mas´ti-cate, Mas-ti-ca´tion. [L. mastico.] To chew; the act of chewing.

Mas´toid. [Gr. μαστος, mastos, breast, and ειδος, eîdos, form.] the name of a process of the temporal bone behind the ear.

Mas-toid´e-us. A name applied to muscles that are attached to the mastoid process.

Max-il´la. [L.] The jaw-bone.

Max´il-la-ry. Pertaining to the jaw.

Max´i-mus, -um. [L., superlative of magnus, great.] A term applied to several muscles.

Me-a´tus. [L. meo, to go.] A passage or channel.

Me-di-as-ti´num. A membrane that separates the chest into two parts.

Me´di-um, -a. [L.] The space or substance through which a body passes to any point.