Breakthrough or break through may refer to:

Look up breakthrough in Wiktionary, the free dictionary.

• Breakthrough infection, a case of illness in which a vaccinated individual becomes sick from the same illness that the vaccine is meant to prevent
• Breakthrough pain, sudden transitory pain that is not controlled by a patient's usual pain management regimen
• Breakthrough seizure, an epileptic seizure in a patient who is taking medicine to prevent seizures

• Breakthrough Prize

• Breakthrough (Dutch political history), a Dutch political movement in the late 1940s
• Breakthrough (human rights), a human rights organization in the U.S. and India
• Breakthrough (Transnistria), a political youth organization in Transnistria
• Breakthrough Party, a democratic socialist British political party

• Breakthrough (board game), an abstract strategy board game
• Breakthrough (military), a situation where an offensive force has broken through an enemy defensive line
• Emergency breakthrough, a function on land-line telephones that allows a caller to interrupt a phone conversation of another caller
• Epiphany (feeling), an experience of sudden enlightenment or of intellectual discovery
• Scrubber breakthrough, a failure mode in rebreathers when the carbon dioxide scrubber is exhausted.
• Tunnel hole-through, also known as breakthrough, when the two ends of a tunnel under construction meet
• Breakthrough role

• All pages with titles containing Breakthrough
• Breakthru (disambiguation)
• "Break On Through (To the Other Side)", a song by The Doors

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