词根 /cígēn/ angolul

etymology [etymologies]▼(account of the origin and historical development of a word)
noun
[UK: ˌe.tɪ.ˈmɒ.lə.dʒi] [US: ˌe.tə.ˈmɑː.lə.dʒi]

radical [radicals]▼(linguistics: any one of the set of consonants that make up a root)
noun
[UK: ˈræ.dɪk.l̩] [US: ˈræ.dək.l̩]