dissipate

1 to cause (members of a group) to move widely apart dissipated the enemy forces with unremitting artillery fire Synonyms clear out, disband, dispel, disperse, scatter, squanderRelated Words break up, isolate, part, segregate, separate, split (up); diffuse, disseminate, diverge, spreadNear Antonyms agglutinate, conglomerate; unify, uniteAntonyms assemble, cluster, collect, concentrate, congregate, gather, ingather

2 to use up carelessly dissipated the family fortune in reckless business ventures Synonyms blow, waste, fiddle away, fritter (away), lavish, lose, misspend, run through, spend, squander, throw away, trifle (away)Related Words splurge; consume, deplete, exhaust, impoverish, overspend, shoot; indulge, overindulge; disburse, expend, lay outNear Antonyms economize, scrimp, skimp; preserve, protect, save; hoard, lay upAntonyms conserve

3 to go off in different directions and cease to exist as a body or unified whole the fog should dissipate once the sun comes out in full force Synonyms disassemble, disperse, dissolve, scatterRelated Words branch (out), break up, disband, diverge, divide, fork, separate, spill; clear, disappear, evanesce, evaporate, fade, flee, go (away), meltNear Antonyms congregate, gather, meet