Modius, mō′di-us, n. a Roman dry measure=2 gal.: a cylindrical head-dress:—pl. Mō′dii (-ī). [L.]

Modulate, mod′ū-lāt, v.t. to measure, to regulate: to vary the tone of voice so as to give expression: (mus.) to change the key or mode.—v.i. to pass from one key into another.—adj. Mod′ular, of or pertaining to mode or modulation, or to a module.—ns. Modulā′tion, the act of modulating: state of being modulated: (mus.) the changing of the keynote and of the original scale by the introduction of a new sharp or flat; Mod′ulātor, one who, or that which, modulates: a chart in the Tonic Sol-fa musical notation on which the modulations or changes from one scale to another are shown by the relative position of the notes; Mod′ule, a small measure or quantity: (archit.) a measure such as the diameter of the shaft for regulating the proportions of the other parts of columns: (Shak.) a model, image; Mod′ulus (math.), a constant multiplier in a function of a variable, by which the function is adapted to a particular base:—pl. Moduli (mod′ū-lī). [L. modulāri, -ātusmodulus, dim. of modus, a measure.]

Modus, mō′dus, n. the way or style of expressing anything: a fixed payment instead of tithes: (law) a departure from, or a modification of, some general rule or form:—pl. Mō′dī. [L. modus, manner.]

Modwall, mod′wal, n. (prov.) the bee-eater.

Moe, mō, adj. and adv. (Shak.). See Mo.

Moe, mō, n. (Shak.) a wry mouth, grimace.—v.i. to make grimaces.—Better Mow (q.v.).

Moellon, mō′el-lon, n. rubble-stone with mortar, used as a filling in mason-work. [Fr.,—moelle, marrow—L. medulla, marrow—medius, middle.]

Moerology, mē-rol′o-ji, n. the practice of professional mourning. [Gr. moira, fate, legein, to speak.]

Moeso-Gothic, mē-sō-goth′ik, adj. relating to the Goths who settled in Moesia, or to their language.

Mofette, mō-fet′, n. a noxious gas escaping from the earth. [L. mephitis.]