Ti·ber 
(tībər)
(tībər) A river of central Italy flowing about 406 km (252 mi) south and southwest through Rome to the Tyrrhenian Sea at Ostia.
- third house
- thirdly
- third man
- third market
- Third Order
- third party
- third person
- third-person
- third quantum number
- third quarter moon
- third rail
- third-rate
- Third Reich
- third-stream
- third stream
- Third World
- Third-World
- Third Worlder
- thirst
- cryptobiosis
- cryptobiotic
- cryptoclastic
- cryptococcal
- cryptococcosis
- cryptococcus