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103 Nouns That Start With MY

Part of Speech:
Word Definitions Synonyms
myalgia (noun) pain in a muscle or group of muscles Synonyms: myodynia
myasthenia (noun) a chronic progressive disease characterized by chronic fatigue and muscular weakness (especially in the face and neck); caused by a deficiency of acetylcholine at the neuromuscular junctions Synonyms: myasthenia gravis
(noun) any muscular weakness
mycelium (noun) the vegetative part of a fungus consisting of a mass of branching threadlike hyphae
mycobacteria (noun) rod-shaped bacteria some saprophytic or causing diseases Synonyms: mycobacterium
mycobacterium (noun) rod-shaped bacteria some saprophytic or causing diseases Synonyms: mycobacteria
mycologist (noun) a botanist who specializes in the study of fungi
mycology (noun) the branch of botany that studies fungi and fungus-caused diseases
mycomycin (noun) a highly unsaturated antibiotic acid obtained from an actinomycete
mycophage (noun) a person or animal who eats fungi (especially mushrooms) Synonyms: mycophagist
mycophagist (noun) a person or animal who eats fungi (especially mushrooms) Synonyms: mycophage
mycophagy (noun) the practice of eating fungi (especially mushrooms collected in the wild)
mycoplasma (noun) any of a group of small parasitic bacteria that lack cell walls and can survive without oxygen; can cause pneumonia and urinary tract infection
mycosis (noun) an inflammatory condition caused by a fungus Synonyms: fungal infection
mycosterol (noun) a kind of sterol found in fungi.
mycotoxin (noun) a toxin produced by a fungus
mydriasis (noun) reflex pupillary dilation as a muscle pulls the iris outward; occurs in response to a decrease in light or certain drugs
mydriatic (noun) a drug that causes the pupil of the eye to dilate; used to aid eye examinations Synonyms: mydriatic drug
myelatelia (noun) any developmental defect of the spinal cord
myelencephalon (noun) the posterior part of the hindbrain in developing vertebrates; forms the medulla oblongata in adults
myelin (noun) a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers Synonyms: medulla, myeline
myeline (noun) a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers Synonyms: medulla, myelin
myelinisation (noun) the development of a myelin sheath around a nerve fiber Synonyms: myelinization
myelinization (noun) the development of a myelin sheath around a nerve fiber Synonyms: myelinisation
myelitis (noun) inflammation of the spinal cord
myeloblast (noun) a precursor of leukocytes that normally occurs only in bone marrow
myelocyte (noun) an immature leukocyte normally found in bone marrow
myelofibrosis (noun) fibrosis of the bone marrow
myelogram (noun) X-ray film of the spinal cord and spinal nerve roots and subarachnoid space
myelography (noun) roentgenography of the spinal cord to detect possible lesions (usually after injection of a contrast medium into the subarachnoid space)
myeloma (noun) a tumor of the bone marrow (usually malignant) composed of cells normally found in bone marrow
myelomeningocele (noun) a congenital defect of the central nervous system in which a sac containing part of the spinal cord and its meninges protrude through a gap in the vertebral column; frequently accompanied by hydrocephalus and mental retardation
myg (noun) one ten thousandth of a centner Synonyms: myriagram
myiasis (noun) infestation of the body by the larvae of flies (usually through a wound or other opening) or any disease resulting from such infestation
mylodon (noun) large (bear-sized) extinct edentate mammal of the Pleistocene in South America
mylodontid (noun) a variety of extinct edentate
mym (noun) a metric unit of length equal to 10,000 meters Synonyms: myriameter, myriametre
myna (noun) tropical Asian starlings Synonyms: mina, minah, myna bird, mynah, mynah bird
mynah (noun) tropical Asian starlings Synonyms: mina, minah, myna, myna bird, mynah bird
myocardiopathy (noun) a disorder (usually of unknown origin) of the heart muscle (myocardium) Synonyms: cardiomyopathy
myocarditis (noun) inflammation of the myocardium (the muscular tissue of the heart) Synonyms: myocardial inflammation
myocardium (noun) the middle muscular layer of the heart wall
myoclonus (noun) a clonic spasm of a muscle or muscle group
myodynia (noun) pain in a muscle or group of muscles Synonyms: myalgia
myofibril (noun) one of many contractile filaments that make up a striated muscle fiber Synonyms: myofibrilla, sarcostyle
myofibrilla (noun) one of many contractile filaments that make up a striated muscle fiber Synonyms: myofibril, sarcostyle
myoglobin (noun) a hemoprotein that receives oxygen from hemoglobin and stores it in the tissues until needed
myoglobinuria (noun) the presence of myoglobin in the urine
myogram (noun) a graphical recording of muscle activity
myology (noun) the branch of physiology that studies muscles
myoma (noun) a benign tumor composed of muscle tissue
myometritis (noun) inflammation of the myometrium
myometrium (noun) the smooth muscle forming the wall of the uterus
myonecrosis (noun) localized death of muscle cell fibers
myopathy (noun) any pathology of the muscles that is not attributable to nerve dysfunction
myope (noun) a person with myopia; a nearsighted person
myopia (noun) (ophthalmology) eyesight abnormality resulting from the eye's faulty refractive ability; distant objects appear blurred Synonyms: nearsightedness, shortsightedness
myosarcoma (noun) sarcoma of muscle tissue
myosin (noun) the commonest protein in muscle; a globulin that combines with actin to form actomyosin
myosis (noun) reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller Synonyms: light reflex, miosis, pupillary reflex
(noun) an acute infectious disease occurring in epidemic form and featuring paroxysms of pain (usually in the chest) Synonyms: Bornholm disease, diaphragmatic pleurisy, epidemic myalgia, epidemic pleurodynia
myositis (noun) inflammation of muscle tissue
myotic (noun) a drug that causes miosis (constriction of the pupil of the eye) Synonyms: miotic, miotic drug, myotic drug
myotomy (noun) surgical incision or division of a muscle
myotonia (noun) abnormally long muscular contractions; slow relaxation of a muscle after a contraction
myriad (noun) the cardinal number that is the product of ten and one thousand Synonyms: 10000, ten thousand
(noun) a large indefinite number
myriagram (noun) one ten thousandth of a centner Synonyms: myg
myriameter (noun) a metric unit of length equal to 10,000 meters Synonyms: mym, myriametre
myriametre (noun) a metric unit of length equal to 10,000 meters Synonyms: mym, myriameter
myriapod (noun) general term for any terrestrial arthropod having an elongated body composed of many similar segments: e.g. centipedes and millipedes
myringa (noun) the membrane in the ear that vibrates to sound Synonyms: eardrum, tympanic membrane, tympanum
myringectomy (noun) surgical removal of the eardrum
myringoplasty (noun) surgical repair of a perforated eardrum with a tissue graft
myringotomy (noun) surgical incision into the eardrum (to relieve pressure or release pus from the middle ear)
myrmecophile (noun) an organism such as an insect that habitually shares the nest of a species of ant
myrmecophyte (noun) plant that affords shelter or food to ants that live in symbiotic relations with it
myrmidon (noun) a follower who carries out orders without question
myrobalan (noun) small Asiatic tree bearing edible red or yellow fruit Synonyms: cherry plum, myrobalan plum, Prunus cerasifera
myrrh (noun) aromatic resin that is burned as incense and used in perfume Synonyms: gum myrrh, sweet cicely
myrtle (noun) any evergreen shrub or tree of the genus Myrtus
(noun) widely cultivated as a groundcover for its dark green shiny leaves and usually blue-violet flowers Synonyms: Vinca minor
mysoandry (noun) hatred for men or boys
mysophilia (noun) abnormal attraction to filth
mysophobia (noun) a morbid fear of dirt or contamination
mystery (noun) something that baffles understanding and cannot be explained Synonyms: closed book, enigma, secret
(noun) a story about a crime (usually murder) presented as a novel or play or movie Synonyms: mystery story, whodunit
mystic (noun) someone who believes in the existence of realities beyond human comprehension Synonyms: religious mystic
mysticism (noun) a religion based on mystical communion with an ultimate reality Synonyms: religious mysticism
(noun) obscure or irrational thought
mystification (noun) the activity of obscuring people's understanding, leaving them baffled or bewildered Synonyms: obfuscation
(noun) something designed to mystify or bewilder
(noun) confusion resulting from failure to understand Synonyms: bafflement, befuddlement, bemusement, bewilderment, obfuscation, puzzlement
mystifier (noun) a particularly baffling problem that is said to have a correct solution Synonyms: puzzle, puzzler, teaser
mystique (noun) an aura of heightened value or interest or meaning surrounding a person or thing
myth (noun) a traditional story accepted as history; serves to explain the world view of a people
mythologisation (noun) the restatement of a message as a myth Synonyms: mythologization
mythologist (noun) an expert on mythology
mythologization (noun) the restatement of a message as a myth Synonyms: mythologisation
mythology (noun) the study of myths
(noun) myths collectively; the body of stories associated with a culture or institution or person
mytilid (noun) marine bivalve mollusk having a dark elongated shell; live attached to solid objects especially in intertidal zones Synonyms: marine mussel
myxedema (noun) hypothyroidism marked by dry skin and swellings around lips and nose as well as mental deterioration Synonyms: myxoedema
myxobacter (noun) bacteria that form colonies in self-produced slime; inhabit moist soils or decaying plant matter or animal waste Synonyms: gliding bacteria, myxobacteria, myxobacterium, slime bacteria
myxobacteria (noun) bacteria that form colonies in self-produced slime; inhabit moist soils or decaying plant matter or animal waste Synonyms: gliding bacteria, myxobacter, myxobacterium, slime bacteria
myxobacterium (noun) bacteria that form colonies in self-produced slime; inhabit moist soils or decaying plant matter or animal waste Synonyms: gliding bacteria, myxobacter, myxobacteria, slime bacteria
myxoedema (noun) hypothyroidism marked by dry skin and swellings around lips and nose as well as mental deterioration Synonyms: myxedema
myxoma (noun) a benign tumor of connective tissue containing jellylike material
myxomatosis (noun) a viral disease (usually fatal) of rabbits

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