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.
- second hand
- second hand
- secondhand
- secondhand smoke
- second home
- secondi
- second lieutenant
- second line
- second-line
- secondly
- second mortgage
- second nature
- secondo
- second of arc
- Secondo Tranquillo.
- second person
- second-person
- second quantum number
- second-rate
- second-rateness
- second-rater
- second sight
- second-story man
- second-strike
- second string