去甲基

qùjiǎjī
  1. (chemistry) demethylation
  2. demethylation

Wiktionary

Entry Composition

1 去甲 qùjiǎ short for 去甲基 (qùjiǎjī)
2 基 jī
  1. (bound form) base; foundation
  2. (bound form) radical (chemistry)
  3. (bound form) gay (loanword from English into Cantonese, Jyutping: gei1, followed by orthographic borrowing from Cantonese)