Glossary · Nouns · M
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TermTypeDefinitionClassificationsUpdated
Membernounone of the persons who compose a social group (especially individuals who have joined and participate in a group organization)verified
Membranenouna pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plantsverified
Membrane BonenounMWEany bone that develops within membranous tissue without previous cartilage formationverified
Membranous LabyrinthnounMWEthe sensory structures of the inner ear including the labyrinthine receptors and the cochleaverified
Memenouna cultural unit (an idea or value or pattern of behavior) that is passed from one person to another by non-genetic means (as by imitation)verified
Memorandum of Understanding/AgreementnounMWEA document established between two or more parties to define their respective responsibilities in accomplishing a particular goal or mission. In this guide, an MOU/A defines the responsibilities of two or more organizations in establishing, operating, and securing a system interconnection.ArtifactInternalCUI
Memorialnouna written statement of facts submitted in conjunction with a petition to an authorityverified
Memory AccessnounMWE(computer science) the operation of reading or writing stored informationverified
Memory CachenounMWE(computer science) RAM memory that is set aside as a specialized buffer storage that is continually updatedverified
Memory ChipnounMWEa RAM microchip that can be plugged into a computer to provide additional memoryverified
Memory ScavengingnounMWEThe collection of residual information from data storage.ProcessRegulatedCUI
Memory TracenounMWEa postulated biochemical change (presumably in neural tissue) that represents a memoryverified
Mendeleviumnouna radioactive transuranic element synthesized by bombarding einsteinium with alpha particles (Md is the current symbol for mendelevium but Mv was formerly the symbol)verified
Mendicancynouna solicitation for money or food (especially in the street by an apparently penniless person)verified
Menhadennounshad-like North American marine fishes used for fish meal and oil and fertilizerverified
Menhaden OilnounMWEa fatty oil obtained from the menhaden fish and used in paint and ink and in treating leatherverified
Meningeal ArterynounMWEany of three arteries supplying the meninges of the brain and neighboring structuresverified
Meningismnounsymptoms that mimic those of meningitis but without inflammation of the meningesverified
Meningitisnouninfectious disease characterized by inflammation of the meninges (the tissues that surround the brain or spinal cord) usually caused by a bacterial infectionverified
Meningocelenouna congenital anomaly of the central nervous system in which a sac protruding from the brain or the spinal meninges contains cerebrospinal fluid (but no nerve tissue)verified
Meniscusnoun(anatomy) a disk of cartilage that serves as a cushion between the ends of bones that meet at a jointverified
Mensesnounthe monthly discharge of blood from the uterus of nonpregnant women from puberty to menopauseverified
Menstrual CyclenounMWEa recurring cycle (beginning at menarche and ending at menopause) in which the endometrial lining of the uterus prepares for pregnancyverified
Menstrual PhasenounMWEthe phase of the menstrual cycle during which the lining of the uterus is shed (the first day of menstrual flow is considered day 1 of the menstrual cycle)verified
Menstruationnounthe monthly discharge of blood from the uterus of nonpregnant women from puberty to menopauseverified
Menstruumnounthe monthly discharge of blood from the uterus of nonpregnant women from puberty to menopauseverified
Mental AttitudenounMWEa complex mental state involving beliefs and feelings and values and dispositions to act in certain waysverified
Mental ConditionnounMWEin psychology, a mental condition in which the qualities of a state are relatively constant even though the state itself may be dynamic verified
Mental ConfusionnounMWEa mental state characterized by a lack of clear and orderly thought and behaviorverified
Mental DefectivenessnounMWEretardation sufficient to fall outside the normal range of intelligenceverified