First Known Use: 1955
Dictionary
methotrexate
noun meth·o·trex·ate \ˌme-thə-ˈtrek-ˌsāt\
Definition of METHOTREXATE
: a toxic folic acid analog C20H22N8O5 that is used to treat certain cancers, severe psoriasis, and rheumatoid arthritis
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Origin of METHOTREXATE
meth- + -trexate, of unknown origin
Medical Dictionary
methotrexate
noun meth·o·trex·ate \ˌmeth-ə-ˈtrek-ˌsāt\
Medical Definition of METHOTREXATE
: a toxic drug C20H22N8O5 that is an analog of folic acid and is used to treat certain cancers, severe psoriasis, and rheumatoid arthritis—called also amethopterin
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