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Mendel's laws the basic principles of heredity discovered by Mendel, showing that certain characteristics are inherited separately as units, that cells contain pairs of such unit characters, and that in every individual there is a pair, one from each parent, of determining factors for each unit character.
mendicancy the act of soliciting money by begging. [2 definitions]
mendicant living on charity; begging. [4 definitions]
Menelaus in Greek mythology, king of Sparta during the Trojan War, brother to Agamemnon, and husband to Helen of Troy.
menfolk men in general or men of a specific family or community.
menhaden an inedible fish related to the herring, found in the western Atlantic Ocean and used for bait and for making oil and fertilizer.
menhir a large upright monolith standing alone or erected as part of an aligned grouping of such stones, found esp. in parts of England and France and usu. prehistoric in origin.
menial of, relating to, or suitable to a servant. [3 definitions]
meninges the three membranes covering the brain or spinal cord in vertebrates.
meningitis an inflammation of the membranes covering the brain and spinal cord, usu. because of an infection.
meningococcal of or relating to the meningococcus bacterium, which is the causative agent of meningitis.
meningococcus the bacterium Neisseria meningitidis, which is the causative agent of meningitis.
meninx one of the three membranes covering the brain or spinal cord in vertebrates.
meniscus anything in the shape of a crescent. [3 definitions]
Mennonite any member of an evangelical Protestant Christian sect founded in the Netherlands in the sixteenth century, characterized by simple living and by opposition to military service and to holding public office. [2 definitions]
meno less (used with tempo directions in music).
menopausal of or pertaining to the natural cessation of menstruation that usually occurs in middle age.
menopause the period during which a female ceases to menstruate, usu. occurring in middle age.
menorah a candelabrum or candlestick with seven or nine branches, used in Jewish worship.
mensch human being (German, Yiddish); a kind, reliable, compassionate person.
menses (used with a sing. or pl. verb) the periodic discharge of blood, mucus, and cells built up in the mammalian uterus in preparation to receive an embryo and discarded when fertilization of the egg has not taken place.