slow-witted

adjective
UK /ˌsləʊˈwɪtɪd/
US /ˌsloʊˈwɪtɪd/

Someone who is slow-witted takes a long time to understand things.

The slow-witted student needed extra time to finish the puzzle.


OTHER MEANINGS

2. Not quick to learn or grasp new ideas.

He was slow-witted at math but brilliant at art.

3. Lacking sharpness of mind; mentally sluggish.

The slow-witted response showed she hadn't been paying attention.

4. Characterized by a lack of quick understanding or perception.

His slow-witted remarks made the meeting drag on.