Unequivocal (adjective)

Unambiguous, clear and leaving no doubt.

Origin:

From the latin word "unequivocus" which means not open to more than one interpretation, clear and unambiguous.

Examples:

1. The results of the experiment were unequivocal.
2. Her response was an unequivocal "no".
3. The statement from the company was unequivocal regarding their position on the issue.
4. The evidence was unequivocal that he was guilty.
5. His support for the project was unequivocal.