intellection

UK: /ˌɪntɪˈlɛkʃən/ US: (in′tl ek′shən)

WordReference Random House Unabridged Dictionary of American English © 2025

in•tel•lec•tion  (in′tl ek′shən), n. 

1. the action or process of understanding;
   the exercise of the intellect;
   reasoning.
2. a particular act of the intellect.
3. a conception or idea as the result of such an act;
   notion;
   thought.

• Medieval Latin intellēctiōn- (stem of intellēctiō). See intellect, -ion
• late Middle English 1400–50

Collins Concise English Dictionary © HarperCollins Publishers::

intellection / ˌɪntɪˈlɛkʃən/ noun

1. mental activity; thought
2. an idea or thought