| Verb | 1. | break up - to cause to separate and go in different directions; "She waved her hand and scattered the crowds" disband - cause to break up or cease to function; "the principal disbanded the political student organization" |
| 2. | break up - discontinue an association or relation; go different ways; "The business partners broke over a tax question"; "The couple separated after 25 years of marriage"; "My friend and I split up" give the bounce, give the gate, give the axe - terminate a relationship abruptly; "Mary gave John the axe after she saw him with another woman" disunify, break apart - break up or separate; "The country is disunifying"; "Yugoslavia broke apart after 1989" disassociate, disjoint, dissociate, disunite, divorce - part; cease or break association with; "She disassociated herself from the organization when she found out the identity of the president" break with - end a relationship; "China broke with Russia" split up, divorce - get a divorce; formally terminate a marriage; "The couple divorced after only 6 months" secede, splinter, break away - withdraw from an organization or communion; "After the break up of the Soviet Union, many republics broke away" break away, break - interrupt a continued activity; "She had broken with the traditional patterns" | |
| 3. | break up - come apart; "the group broke up" | |
| 4. | break up - break violently or noisily; smash; disintegrate - break into parts or components or lose cohesion or unity; "The material disintegrated"; "the group disintegrated after the leader died" crash - cause to crash; "The terrorists crashed the plane into the palace"; "Mother crashed the motorbike into the lamppost" | |
| 5. | break up - make a break in; "We interrupt the program for the following messages" break off, discontinue, stop, break - prevent completion; "stop the project"; "break off the negotiations" punctuate - interrupt periodically; "Her sharp questions punctuated the speaker's drone" break - interrupt the flow of current in; "break a circuit" put aside, put away - turn away from and put aside, perhaps temporarily; "it's time for you to put away childish things" intermit, pause, break - cease an action temporarily; "We pause for station identification"; "let's break for lunch" butt in, chime in, chisel in, barge in, break in, cut in, put in - break into a conversation; "her husband always chimes in, even when he is not involved in the conversation" burst in on, burst upon - spring suddenly; "He burst upon our conversation" heckle - challenge aggressively interject, interpose, throw in, come in, inject, put in - to insert between other elements; "She interjected clever remarks" block, jam - interfere with or prevent the reception of signals; "Jam the Voice of America"; "block the signals emitted by this station" stop over, stop - interrupt a trip; "we stopped at Aunt Mary's house"; "they stopped for three days in Florence" take time off, take off - take time off from work; stop working temporarily | |
| 6. | break up - cause to go into a solution; "The recipe says that we should dissolve a cup of sugar in two cups of water" change integrity - change in physical make-up melt, melt down, run - reduce or cause to be reduced from a solid to a liquid state, usually by heating; "melt butter"; "melt down gold"; "The wax melted in the sun" cut - dissolve by breaking down the fat of; "soap cuts grease" | |
| 7. | break up - suffer a nervous breakdown | |
| 8. | break up - take apart into its constituent pieces | |
| 9. | break up - destroy the completeness of a set of related items; "The book dealer would not break the set" alter, change, modify - cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue" break - exchange for smaller units of money; "I had to break a $100 bill just to buy the candy" | |
| 10. | break up - set or keep apart; "sever a relationship" | |
| 11. | break up - attack with or as if with a pickaxe of ice or rocky ground, for example; "Pick open the ice" pierce - cut or make a way through; "the knife cut through the flesh"; "The path pierced the jungle"; "Light pierced through the forest" | |
| 12. | break up - release ice; "The icebergs and glaciers calve" | |
| 13. | break up - close at the end of a session; "The court adjourned"end, cease, terminate, finish, stop - have an end, in a temporal, spatial, or quantitative sense; either spatial or metaphorical; "the bronchioles terminate in a capillary bed"; "Your rights stop where you infringe upon the rights of other"; "My property ends by the bushes"; "The symphony ends in a pianissimo" | |
| 14. | break up - bring the association of to an end or cause to break up; "The decree officially dissolved the marriage"; "the judge dissolved the tobacco company" | |
| 15. | break up - come to an end; "Their marriage dissolved"; "The tobacco monopoly broke up" | |
| 16. | break up - break or cause to break into pieces; "The plate fragmented" comminute, bray, mash, crunch, grind - reduce to small pieces or particles by pounding or abrading; "grind the spices in a mortar"; "mash the garlic" pound - break down and crush by beating, as with a pestle; "pound the roots with a heavy flat stone" come apart, break, split up, fall apart, separate - become separated into pieces or fragments; "The figurine broke"; "The freshly baked loaf fell apart" sunder - break apart or in two, using violence rag - break into lumps before sorting; "rag ore" crumb - break into crumbs brecciate - break into breccia; "brecciate rock" crush - break into small pieces; "The car crushed the toy" | |
| 17. | break up - cause to separate; "break up kidney stones"; "disperse particles" change integrity - change in physical make-up backscatter - scatter (radiation) by the atoms of the medium through which it passes | |
| 18. | break up - separate (substances) into constituent elements or parts chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions digest - soften or disintegrate by means of chemical action, heat, or moisture dissociate - to undergo a reversible or temporary breakdown of a molecule into simpler molecules or atoms; "acids dissociate to give hydrogen ions" crack - reduce (petroleum) to a simpler compound by cracking separate - divide into components or constituents; "Separate the wheat from the chaff" | |
| 19. | break up - laugh unrestrainedly |