Glossary · Nouns · M
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TermTypeDefinitionClassificationsUpdated
Medial GeniculatenounMWEa neural structure that serves as the last of a series of processing centers along the auditory pathway from the cochlea to the temporal lobe of the cerebral cortexverified
Medial Geniculate BodynounMWEa neural structure that serves as the last of a series of processing centers along the auditory pathway from the cochlea to the temporal lobe of the cerebral cortexverified
Mediastinumnounthe part of the thoracic cavity between the lungs that contains the heart and aorta and esophagus and trachea and thymusverified
Medicnounany of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leavesverified
Medical EvacuationnounMWEthe evacuation of persons (usually by air transportation) to a place where they can receive medical careverified
Medical ExaminernounMWEa public official who investigates by inquest any death not due to natural causesverified
Medical ExpensenounMWEamount spent for diagnosis or treatment or prevention of medical problemsverified
Medical InternnounMWEan advanced student or graduate in medicine gaining supervised practical experience (`houseman' is a British term)verified
Medical RelationnounMWEthe professional relation between a health care professional and a patientverified
Medical SciencenounMWEthe science of dealing with the maintenance of health and the prevention and treatment of diseaseverified
Medical Social WorkernounMWEan official in a British hospital who looks after the social and material needs of the patientsverified
Medical SpecialtynounMWEthe branches of medical science that deal with nonsurgical techniquesverified
Medicamentnoun(medicine) something that treats or prevents or alleviates the symptoms of diseaseverified
Medicationnoun(medicine) something that treats or prevents or alleviates the symptoms of diseaseverified
Medicinal DrugnounMWE(medicine) something that treats or prevents or alleviates the symptoms of diseaseverified
Medicknounany of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leavesverified
Meditationnouncontinuous and profound contemplation or musing on a subject or series of subjects of a deep or abstruse natureverified
medium impact Bulk Electric System Cyber SystemnounMWEA Bulk Electric System Cyber System in which at least one security objective (i.e., confidentiality, integrity, or availability) is assigned a potential impact value of medium, and none are assigned a potential impact value of high.SystemRegulatedCUI
Medium of ExchangenounMWEanything that is generally accepted as a standard of value and a measure of wealth in a particular country or regionverified
Medium WavenounMWEa radio wave with a wavelength between 100 and 1000 meters (a frequency between 300 kilohertz and 3000 kilohertz)verified
Medivacnounthe evacuation of persons (usually by air transportation) to a place where they can receive medical careverified
Medlarnouna South African globular fruit with brown leathery skin and pithy flesh having a sweet-acid tasteverified
Medlar TreenounMWEsmall deciduous Eurasian tree cultivated for its fruit that resemble crab applesverified
Medleynouna musical composition consisting of a series of songs or other musical pieces from various sourcesverified
Medullanouna white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibersverified
Medulla SpinalisnounMWEa major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brainverified
Medullary SheathnounMWEa layer of myelin encasing (and insulating) the axons of medullated nerve fibersverified
Medusanounone of two forms that coelenterates take: it is the free-swimming sexual phase in the life cycle of a coelenterateverified
Medusa's HeadnounMWEAfrican dwarf succulent perennial shrub with numerous slender drooping branchesverified
Medusannounone of two forms that coelenterates take: it is the free-swimming sexual phase in the life cycle of a coelenterateverified
Meerestonenounan old term for a landmark that consisted of a pile of stones surmounted by an upright slabverified
Meerkatnouna mongoose-like viverrine of South Africa having a face like a lemur and only four toesverified
Meetinghousenouna building for religious assembly (especially Nonconformists, e.g., Quakers)verified
Mefenamic AcidnounMWEa nonsteroidal anti-inflammatory and analgesic drug (trade name Ponstel) used to treat mild pain (especially menstrual cramps)verified
Mefloquinenounan antimalarial drug (trade name Larium and Mephaquine) that is effective in cases that do not respond to chloroquineverified