IPA: /ˈræʃənəli/
KK: /ˈræʃənəli/
In a way that is based on reason or logic rather than emotions or feelings.
She approached the problem rationally, considering all the facts before making a decision.
Rationally → It is formed from "rational" (from Latin "rationalis", meaning reasonable or logical) and the suffix "-ly" (meaning in a manner of). The word "rationally" means in a manner that is reasonable or logical.
Think of acting in a 'reasonable' way ('rational') and doing it 'in a manner' ('-ly'). This helps you remember that 'rationally' means to behave in a logical way.