decisional
UK[dɪˈsɪʒənəl]US[dɪˈsɪʒənəl]
adj
Relating to or involving the process of making a decision or decisions.
Morpheme Breakdown
decision
al
decision
al
of, relating to, or characterized by
Etymology
The word 'decisional' is a modern English formation built upon the established noun 'decision'. Its core logic stems from the Latin verb dēcīdere, meaning 'to cut off' or 'to settle', which is itself composed of dē- ('off') and caedere ('to cut'). This vivid metaphor of cutting away alternatives to reach a conclusion evolved into the abstract concept of making a choice. By appending the adjectival suffix '-al', directly borrowed from Latin -ālis, the word transforms the noun into an adjective that specifically describes anything pertaining to the act, process, or faculty of deciding.
Analysis
Structure: decision + al
- decision: From Latin dēcīsiōn-, stem of dēcīsiō (a cutting off, decision), from dēcīdere (to cut off, decide). Functions as the core noun base.
- al: A suffix of Latin origin (-ālis), forming adjectives meaning 'of, relating to, or characterized by'. Functions as an adjectival suffix.
Examples
The manager sought decisional support from the advisory board before finalizing the strategy.
Cognitive psychology studies the decisional processes that occur under uncertainty.
Her role is largely decisional, requiring her to make key judgments daily.