The meaning of SETBACK is a checking of progress. How to use setback in a sentence.

SETBACK definition: 1. something that happens that delays or prevents a process from developing: 2. something that…. Learn more.

SETBACK definition: a check to progress; a reverse or defeat. See examples of setback used in a sentence.

A setback is an event that delays your progress or reverses some of the progress that you have made.

setback noun hold-up, check, defeat, blow, upset, reverse, disappointment, hitch, misfortune, rebuff, whammy (informal, chiefly U.S.), bummer (slang), bit of trouble He has suffered a serious setback in …

a difficulty or problem that delays or prevents something, or makes a situation worse The team suffered a major setback when their best player was injured. The breakdown in talks represents a temporary …

Dec 28, 2025 · Noun setback (plural setbacks) An obstacle, delay, disadvantage, or blow (an adverse event which slows down, or prevents progress towards a desired outcome). Synonyms: rebuff, …

Setback definition: An unanticipated or sudden check in progress; a change from better to worse.

to fix at an earlier time or lower point on a scale: [~ + back + object] Set back your clocks one hour.[~ + object + back] Set the clocks back one hour.

setback, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary