triph·thong 
(trĭfthông′, -thŏng′, trĭp-)
(trĭfthông′, -thŏng′, trĭp-)n.
A compound vowel sound resulting from the succession of three simple ones and functioning as a unit.
[TRI- + (DI)PHTHONG.]
triph·thongal (-thôngəl, -thŏngəl) adj.
- gainsayer
- Gainsborough
- 'gainst
- gainst
- gain time
- Gaiseric
- Gaiseric
- gait
- gaited
- gaiter
- Gaius
- Gaius
- Gaius
- Gaius
- Gaius
- Gaius Aurelius Valerius Diocletianus.
- Gaius Claudius Caesar Germanicus.
- Gaius Julius Caesar.
- Gaius Plinius Secundus.
- Gaius Sallustius Crispus.
- Gaius Suetonius Tranquillus.
- Gaius Valerius
- gal
- gal
- gal.