Megatherium, meg-a-thē′ri-um, n. a gigantic extinct quadruped of the order Edentata, found in the pampas of South America. [Gr. megas, great, thērion, wild beast.]

Megilp, me-gilp′. See Magilp.

Megohm, meg′ōm, n. a unit of electrical resistance, equal to one million ohms. [Gr. megas, great, and ohm.]

Megrim, mē′grim, n. a pain affecting only one half of the head or face: lowness of spirits: a sudden sickness of a horse at work. [Fr. migraine—Gr. hēmicraniahēmi, half, kranion, skull.]

Meiny, mē′ni, n. (Shak.) a retinue or company of servants attending upon a person of high rank. [O. Fr. mesnie, a company, through Low L. forms, from L. mansio, a dwelling.]

Meiocene. Same as Miocene.

Meiosis, mī-ō′sis, n. (rhet.) a figure of speech representing a thing as less than it is. [Gr.]

Meistersinger, mīs′tėr-sing′ėr, n. one of the burgher poets and musicians of Germany in the 14th-16th centuries, the successors of the Minnesingers. [Ger.]

Melampode, mel-am′pōd, n. (Spens.) the black hellebore. [Gr.]

Melanæmia, mel-a-nē′mi-a, n. a morbid condition of the blood in which the vessels contain an unusual quantity of dark colouring matter.