a movement through space that changes the location of something

move downward and lower, but not necessarily all the way

a free and rapid descent by the force of gravity

descent of the uterus into the pelvic cavity that occurs late in pregnancy; the fetus is said to have dropped

the descent of a heavenly body below the horizon

a sudden downpour (as of tears or sparks etc) likened to a rain shower

a descent as through liquid (especially through water)