unambiguous
adj. B2 Upper Intermediate US //ˌənæmˈbɪɡjəwəs// UK //ʌnæmbˈɪɡjuːəs// un·am·bigu·ous
adj. clear and easy to understand. You use this to describe something that does not have any hidden meanings or confusing parts.
adj. clearly expressed or defined; leaving no room for doubt or misinterpretation. Often used to describe language, signals, or instructions that are precise and direct.
The instructions are very unambiguous.
The manager gave unambiguous instructions that everyone must leave the building immediately.
The legal document was written with such unambiguous language that even the most skeptical lawyer could not find a loophole to challenge the contract.
From un- + ambiguous.