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methanoic acid
methanol
methaqualone
methemoglobin
methemoglobinemia
methicillin
methicillin-resistant Staphylococcus aureus
methinks
methionine
metho
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methionine

me·thi·o·nine [ mə th ə nn ]


noun 
Definition:
 
amino acid: an essential amino acid that contains sulfur

[Early 20th century. <meth- + thio-]
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