phoneme
n.
"distinctive sound or group of sounds," 1889, from French phonème, from Greek phonema "a sound made, voice," from phonein "to sound or speak," from phone "sound, voice," from PIE root *bha- (2) "speak" (see fame, n.).
〔李〕[phon;-emen.] n.音素； 音位 ←phon (GK phone)=voice, sound 声音