antimetabolic


an·ti·me·tab·o·lite

A0342650 (ăn′tē-mĭ-tăb′ə-līt′, ăn′tī-)n. A substance that closely resembles an essential metabolite and therefore inhibits physiological reactions involving that metabolite.
an′ti·met′a·bol′ic (-mĕt′ə-bŏl′ĭk) adj.

antimetabolic

(ˌæntɪˌmɛtəˈbɒlɪk) adjinhibiting metabolism