noun
1.
the act or process of passing from a higher to a lower level or state
a parachute descent
his slow descent to the gutter
Synonyms: drop, fall
Related Word: plummeting, plunging, sinking
Contrasted words: rise, upswing, upturn; advance, headway, progress, progression; betterment, improvement
Antonyms: ascent
2.
Synonyms: comedown , discomfiture, down
3.
Synonyms: ancestry , blood, extraction, lineage, origin, pedigree
4.
an inclination downward
the steep descent of the mountain
Synonyms: decline, declivity, dip, drop, fall
Related Word: downgrade, grade, gradient, incline, slope; drop, drop-off
Contrasted words: acclivity, upgrade, uphill
Antonyms: ascent, rise