Meaning of BREAKTHROUGH

Pronunciation:			'breyk`throo
WordNet Dictionary
	Definition:		[n]  making an important discovery [n]  a penetration of an enemy's defense in depth and strength [n]  a productive insight
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	Synonyms:		discovery, find
	See Also:		brainstorm, brainwave, discovery, find, incursion, insight, penetration, uncovering
Thesaurus Terms
	Related Terms:		aggravated assault, aggression, amphibious attack, armed assault, assailing, assailment, assault, attack, avant-propos, banzai attack, blitz, blitzkrieg, boost, charge, coinage, counterattack, counteroffensive, coup de main, crippling attack, dead set at, descent on, discovery, diversion, diversionary attack, drive, exordium, flank attack, foreword, front matter, frontal attack, frontispiece, gas attack, head-on attack, hike, increase, infiltration, innovation, introduction, invention, leap, lightning attack, lightning war, mass attack, megadeath, mugging, neologism, new phase, novelty, offense, offensive, onset, onslaught, overkill, overture, panzer warfare, postulate, preamble, preface, prefix, prefixture, preliminary, prelude, premise, presupposition, proem, prolegomena, prolegomenon, prolepsis, prologue, protasis, push, run against, run at, rush, sally, shock tactics, sortie, strike, unprovoked assault, upgrade, verse, voluntary, wax