Uncountable Nouns That Start with M and End with IS

Explore 86 verified English uncountable nouns starting with M and ending with IS, including Metamorphosis, Meningitis, Morris, Metastasis, Mononucleosis, Meiosis and Misdiagnosis. Sort these mass nouns and non-count terms for substances and concepts by word length for quantifier accuracy, academic writing, and ESL study below, or check quantifier and measurement rules in our noun grammar guide.

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mastitis
maquis
mastoiditis
macrocytosis
mathesis
mammitis
madarosis
marmarosis
macracanthrorhynchiasis
mastoideocentesis
metamorphosis
meningitis
metastasis
meiosis
metis
metathesis
metempsychosis
meningoencephalitis
methanogenesis
melioidosis
metritis
melanosis
mentis
melanogenesis
metalepsis
mephitis
metanalysis
metabasis
metagenesis
metasomatosis
megasporogenesis
meningocerebritis
metaplasis
metaphrasis
misdiagnosis
mitosis
mimesis
miosis
misanalysis
microanalysis
misemphasis
mistigris
microsporogenesis
microelectrophoresis
morris
mononucleosis
morphogenesis
monogenesis
moniliasis
morphosis
morphallaxis
monosis
molybdenosis
molybdosis
monoblepsis
mutagenesis
mucoviscidosis
mucopolysaccharidosis
myocarditis
myxomatosis
myelitis
myelofibrosis
myositis
mydriasis
mycosis
myiasis
myringitis
mycotoxicosis
mythopoesis
mythogenesis
mycoplasmosis
myeloencephalitis
myelinogenesis
myopsis
myringodermatitis

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