Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun blowup

3 senses of blowup

Sense 1
explosion, detonation, blowup -- (a violent release of energy caused by a chemical or nuclear reaction)
       => discharge -- (the sudden giving off of energy)

Sense 2
effusion, gush, outburst, blowup, ebullition -- (an unrestrained expression of emotion)
       => expression, manifestation, reflection, reflexion -- (expression without words; "tears are an expression of grief"; "the pulse is a reflection of the heart's condition")

Sense 3
enlargement, blowup, magnification -- (a photographic print that has been enlarged)
       => photograph, photo, exposure, picture, pic -- (a representation of a person or scene in the form of a print or transparent slide; recorded by a camera on light-sensitive material)