To expand; to distend; to enlarge or extend in all directions; to swell; -- opposed to contract; as, the air dilates the lungs; air is dilated by increase of heat.
To enlarge upon; to relate at large; to tell copiously or diffusely.
To grow wide; to expand; to swell or extend in all directions.
To speak largely and copiously; to dwell in narration; to enlarge; -- with on or upon.
The opening or stretching of a tubular structure.
To open or stretch a tubular organ (such as the urethra) beyond its normal dimensions.
to increase in size beyond normal dimensions.