made or becoming faster or quicker

the quickening pace of our times creates an impatience with delay

this hormone causes a quickening pulse

becoming more stimulated or lively

he looked with quickening curiosity through the smoke

make or become faster or quicker

she quickened her pace, desperate to escape

I felt my pulse quicken

stimulate or become stimulated

her interest quickened

(of a woman) reach a stage in pregnancy when movements of the fetus can be felt