un·am·big·u·ous 
(ŭn′ăm-bĭgy-əs)
(ŭn′ăm-bĭgy-əs)adj.
Having or exhibiting no ambiguity or uncertainty; clear.
un′am·bigu·ous·ly adv.
- Catherine II
- Catherine of Aragon
- Catherine of Braganza
- Catherine of Siena
- "Catherine the Great."
- catherine wheel
- catheter
- catheterization
- catheterize
- cathexis
- cathinone
- cathode
- cathode ray
- cathode-ray tube
- cathodic
- cathodically
- catholic
- catholically
- Catholic Church
- Catholic Epistles
- Catholicism
- catholicity
- catholicize
- catholicon
- cathouse