say it: uh-BRUHPT
abrupt is an adjective meaning "marked by sudden changes in subject and sharp transitions". It carries 4 recorded senses.
marked by sudden changes in subject and sharp transitions
“abrupt prose”
exceedingly sudden and unexpected
“came to an abrupt stop”
“an abrupt change in the weather”
extremely steep
“an abrupt canyon”
“the precipitous rapids of the upper river”
“the precipitous hills of Chinese paintings”
“a sharp drop”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for abrupt come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.