Deme, dēm, n. a subdivision of ancient Attica and of modern Greece, a township: (biol.) any differentiated aggregate of cells. [Gr. dēmos.]

Demean, de-mēn′, v.t. to conduct (with self): to behave.—n. Demeanour, conduct—(Spens.) Demayne, Demeasnure. [O. Fr. demenerde, inten., and mener, to lead—Low L. mināre, to drive cattle, L. mināri, to threaten.]

Demean, de-mēn′, v.t. to make mean: to lower. [More prob. on the analogy of debase, from de, and mean, low, than the same word as the preceding with specialised sense.]

Dement, de-ment′, v.t. to drive crazy, render insane.—adj. insane, demented.—n. a demented person.—v.t. Dement′āte, to dement.—p.adj. Dement′ed, out of one's mind: insane: suffering from dementia. [L. demens, dementis, out of one's mind—de, from, and mens, the mind.]

Démenti, dā-mong-tē, n. a contradiction. [Fr. démentir, to give the lie to.]

Dementia, de-men′shi-a, n. general mental enfeeblement, with loss of memory, reason, feeling, and will: often the consequence of acute mania. [L. de, neg., and mens, mentis, mind.]

Demerit, de-mer′it, n. ill-desert: fault: crime. [O. Fr. demerite, desert, also a fault—Low L. demeritum, a fault, demerēre, to deserve—L. de, fully, merēre, to deserve.]

Demersed, dē-merst′, adj. (bot.) growing under water.—n. Demer′sion.

Demesmerise, de-mes′mer-īz, v.t. to relieve from mesmeric influence.—n. Demesmerisā′tion.

Demesne, de-mēn′, Demain, de-mān′, n. a manor-house, with lands adjacent to it not let out to tenants: any estate in land. [Forms of domain.]