Ushuaia
/uːˈswʌɪə
/A port in Argentina, in Tierra del Fuego; population 74,400 (est. 2009). It is the southernmost town in the world.
- optable
- Optacon
- optant
- optate
- optation
- optative
- optatively
- opted-in
- opted-out
- opter-out
- opthalmist
- opthalmologic
- opthalmologically
- opthalmopathy
- opthalmoscopically
- optic
- optical
- optical activity
- optical amplifier
- optical art
- optical axis
- optical bank
- optical bench
- optical bistability
- optical brightener