Monody, mon′ō-di, n. a mournful ode or poem in which a single mourner bewails: a song for one voice: monotonous sound.—adjs. Monod′ic, -al.—n. Mon′odist, one who writes monodies.

Monœcious, mon-ē′shus, adj. having the stamens and pistils in separate flowers on the same individual plant.—n.pl. Monœ′cia, the 21st class of plants of Linnæus. [Gr. monos, single, oikos, a house.]

Monogamy, mon-og′a-mi, n. marriage to one wife only: the state of such marriage.—adjs. Monogam′ic, Monog′amous.—n. Monog′amist. [Gr. monos, one, gamos, marriage.]

Monogenesis, mon-ō-jen′e-sis, n. development of the ovum from a parent like itself.—adj. Monogenet′ic.—ns. Monog′enism, the descent of the whole human family from a single pair—also Monog′eny; Monog′enist, one who maintains this.—adjs. Monogenist′ic; Monog′enous, generating by fission, gemmation, &c.: pertaining to monogenism: (math.) having a single differential coefficient considered as a rule of generation.

Monogony, mō-nog′o-ni, n. a sexual reproduction.

Monogram, mon′ō-gram, n. a figure consisting of several letters interwoven or written into one.—adj. Monogrammat′ic. [Gr. monos, alone, gramma, a letter.]

Monograph, mon′ō-graf, n. a treatise written on one particular subject or any branch of it.—v.t. to write a monograph upon.—ns. Monog′rapher, Monog′raphist, a writer of monographs.—adjs. Monograph′ic, -al, pertaining to a monograph: drawn in lines without colours.—n. Monog′raphy, a representation by one means only, as lines: an outline drawing. [Gr. monos, alone, graphein, to write.]

Monogynia, mon-ō-jin′i-a, n. an order of plants which have only one pistil or female organ.—n. Mon′ogyn, a plant of this kind.—adjs. Monogyn′ian, Monog′ynous (bot.), having only one pistil or female organ.—n. Monog′yny, a mating with only one female. [Gr. monos, alone, gynē, a female.]

Monohydric, mon-ō-hī′drik, adj. containing one atom of hydrogen.

Monoid, mon′oid, adj. and n. (pros.) containing but one kind of foot.