break

Dictionary definition · break

some abrupt occurrence that interrupts an ongoing activity"the telephone is an annoying interruption"
an unexpected piece of good luck"he finally got his big break"
(geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other"they built it right over a geological fault"
a personal or social separation (as between opposing factions)"they hoped to avoid a break in relations"
a pause from doing something (as work)"we took a 10-minute break"
the act of breaking something"the breakage was unavoidable"

terminate or end"She interrupted her pregnancy"
become separated into pieces or fragments"The figurine broke"
render inoperable or ineffective"You broke the alarm clock when you took it apart!"
ruin completely"He busted my radio!"
destroy the integrity of; usually by force; cause to separate into pieces or fragments"He broke the glass plate"
act in disregard of laws, rules, contracts, or promises"offend all laws of humanity"

Source: Open English WordNet (CC BY 4.0).