dwell on something Definition

dwell
verb

intr
dwelt, dwelled, dwelling
1. formal, literary
To reside.
Thesaurus: live, reside, stay, abide, lodge, settle.

Derivative: dweller
noun

Note: often in compounds
Someone who lives in a particular place or area.
Example: a city-dweller
Thesaurus: resident, inhabitant, occupant, denizen.

Etymology: Anglo-Saxon dwellan to delay or tarry.

Phrasal Verb: dwell on or upon something

To rest attention on it; to think or speak about it obsessively.