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MX missile any of a system of U.S. intercontinental ballistic missiles, each having ten warheads; MX.
My. abbreviation of "May," the fifth month of the Gregorian calendar year, having thirty-one days.
my of, relating to, or belonging to the speaker (a possessive form of I). [2 definitions]
Myanmar a Southeast Asian country between India and Thailand; formerly Burma.
mycelium the undifferentiated, nonreproducing part of a fungus, composed of a mass of branching filaments.
Mycenae a major center of ancient Greek civilization located in the northeastern Peloponnesus.
Mycenaean of or pertaining to Mycenae, a major center of ancient Greek civilization located in the northeastern Peloponnesus. [2 definitions]
Mycene in Greek mythology, the nymph for whom the ancient center of civilization, Mycenae, was named. [2 definitions]
-mycete fungus.
-mycin substance obtained from a fungus.
myco- fungus.
mycology the branch of botany devoted to the study of fungi. [2 definitions]
mycosis any disease in humans or animals that is caused by a fungus.
mydriasis excessive or prolonged dilation of the eye's pupil, as from illness or the use of a drug. (Cf. miosis.)
myelin soft, white, fatty matter that sheathes certain nerve fibers.
myelitis inflammation of the spinal cord. [2 definitions]
myelo- spinal cord; marrow.
myelogram an x-ray photograph of the spinal cord that is taken after a radiopaque substance has been administered.
myeloma a malignant tumor affecting bone marrow.
Mylar trademark for an extremely strong, thin polyester produced in sheets and used to make tapes, films, and the like.
myna any of several blackish, yellow-billed Asian birds related to starlings, of which certain species are known for their mimicry of human speech sounds.