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imidogen

American  
[ih-mid-uh-juhn, -jen, ih-mee-duh-] / ɪˈmɪd ə dʒən, -ˌdʒɛn, ɪˈmi də- /

noun

  1. the imido group, especially in an uncombined state.


Etymology

Origin of imidogen

First recorded in 1840–50; imido- + -gen