| 释义 |
oc·tet
noun
also oc·tette \(ˈ)äk|tet, usu -ed.+V\
(-s)
Etymology: octa- + -et or -ette; translation of Italian ottetto
1.
a. : a musical composition for eight parts (as eight instruments or voices)
b. : a group of eight singers or players in joint performance
2. : octave 2b
3. : a group of eight electrons in the outer valence shell of an atom that are considered to constitute a stable arrangement and to be present in pairs which may or may not be shared with another atom — compare covalence, lewis-langmuir theory |