determine

The word carries a strong sense of finality and precision. Whether it is discovering a fact or making a choice, the act of determining is about moving from a state of uncertainty to a state of certainty. When used as 'ascertaining', it feels clinical or analytical, similar to "calculate" or "verify," but with more authority. It implies that once the determination is made, the matter is settled. When describing influence (e.g., "hard work determines success"), it suggests a causal link where one factor holds the power to dictate the result. This is more absolute than "influence" or "affect." In its reflexive sense of making a decision, it conveys a high level of resolve and willpower. It is far more formal and intense than simply "deciding"; it implies a firm commitment that is unlikely to be changed.