methotrexate

[ meth-oh-trek-seyt ]
/ ˌmɛθ oʊˈtrɛk seɪt /

noun Pharmacology.

a toxic folic acid analogue, C20H22N8O5, that inhibits cellular reproduction, used primarily in the treatment of psoriasis and certain cancers and as an immunosuppressive agent.

Origin of methotrexate

1950–55; metho(xy)- + trexate, of unclear derivation

British Dictionary definitions for methotrexate

methotrexate
/ (ˌmɛθəʊˈtrɛkseɪt, ˌmiːθəʊ-) /

noun

an antimetabolite drug used in the treatment of certain cancers. Formula: C 20 H 22 N 8 O 5

Scientific definitions for methotrexate

methotrexate
[ mĕth′ə-trĕksāt ]

A toxic drug that acts as a folic acid antagonist to interfere with cellular reproduction and is used in the treatment of psoriasis, certain cancers, and certain inflammatory diseases, such as rheumatoid arthritis. Chemical formula: C20H22N8O5.