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1. An explosion.
a. An outburst of temper.
b. An angry argument or confrontation: a blowup between the administration and the faculty.
3. A photographic enlargement.



1. an explosion.
2. a violent argument, outburst of temper, or the like, esp. one resulting in estrangement.
3. Also, blow′-up`. an enlargement of a photograph.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.blowup - a violent release of energy caused by a chemical or nuclear reactionblowup - a violent release of energy caused by a chemical or nuclear reaction
discharge - the sudden giving off of energy
airburst - an explosion in the atmosphere
blast - an explosion (as of dynamite)
backfire - a loud noise made by the explosion of fuel in the manifold or exhaust of an internal combustion engine
big bang - (cosmology) the cosmic explosion that is hypothesized to have marked the origin of the universe
backfire, blowback - the backward escape of gases and unburned gunpowder after a gun is fired
fragmentation - the scattering of bomb fragments after the bomb explodes
inflation - (cosmology) a brief exponential expansion of the universe (faster than the speed of light) postulated to have occurred shortly after the big bang
2.blowup - an unrestrained expression of emotion
expression, reflexion, reflection, manifestation - expression without words; "tears are an expression of grief"; "the pulse is a reflection of the heart's condition"
acting out - a (usually irritating) impulsive and uncontrollable outburst by a problem child or a neurotic adult
cry - a fit of weeping; "had a good cry"
explosion - a sudden outburst; "an explosion of laughter"; "an explosion of rage"
flare - a sudden outburst of emotion; "she felt a flare of delight"; "she could not control her flare of rage"
3.blowup - a photographic print that has been enlarged
photo, photograph, pic, exposure, picture - a representation of a person or scene in the form of a print or transparent slide; recorded by a camera on light-sensitive material


1. A violent release of confined energy, usually accompanied by a loud sound and shock waves:
2. A sudden violent expression, as of emotion:
References in periodicals archive ?
Nine lectures consider such topics as blowups and resolution, a simplified game for resolving singularities, resolving toric varieties, introduction to the idealistic filtration program with an emphasis on the radical saturation, and higher Semple-Nash blowups and F-blowups.
Blowups come in a variety of forms, but they all share the common ground of embarrassment.
bodies in this respect, asserting that no incidents or blowups occurred in the
Blowups of important medical records are essential in cases involving misdiagnosed malignant melanoma, where the crucial evidentiary fact is the appearance of cells on a slide.