A sudden, dramatic, and important discovery or development, esp. in science
a major breakthrough in DNA research
A significant and dramatic overcoming of a perceived obstacle, allowing the completion of a process
the union's agreement was the key breakthrough on pay and conditions
discovery: a productive insight
making an important discovery
a penetration of a barrier such as an enemy's defense
Breakthrough is the second studio album by Colbie Caillat. The album was released on August 25, 2009 in the United States through Universal Republic. The first single "Fallin' for You" was released in June 30, 2009 and was a success on the Billboard Hot 100, reaching #12. ...
"Breakthrough" is the debut single by Japanese singer and voice actress Aya Hirano. It was first released in Japan on March 8, 2006 and was produced by Lantis. "Breakthrough" and "Ichiban Boshi" were the opening and ending themes of the Japanese PlayStation 2 visual novel Finalist, respectively.
Breakthrough is an abstract strategy board game invented by Dan Troyka in 2000 and made available as a Zillions of Games file (ZRF). It won the 2001 8x8 Game Design Competition, even though the game was originally played on a 7x7 board, as it is trivially extendible to larger board sizes. ...
The Doorbraak (literally: Breakthrough) was an attempt to renew the politics of the Netherlands after the Second World War.
Breakthrough is a 1979 war film set on the Western Front. It is a sequel to Sam Peckinpah's Cross of Iron, and borrows several characters from that film.
Breakthrough is an international not-for-profit organization that uses pop culture to promote human rights. ...
A breakthrough occurs when an offensive force has broken the enemy defensive line, and is rapidly exploiting the gap.
Proriv (Cyrillic: ПРОРЫВ, Russian for 'Breakthrough') is a political youth movement and political party in Transnistria whose methods are allegedly modelled on pro-western organizations Otpor, Kmara and other participants of colored revolutions in the post-Soviet countries.
An advance through and past enemy lines (or vice versa); Any major progress; such as a great innovation or discovery that overcomes a significant obstacle; Characterized by major progress or overcoming some obstacle
The appearance in the product water of an amount of the contaminant which exceeds the design performance criteria.
This is a loose term that marketers use for a big discovery or “aha!” that heavily impacts their success or results.
The appearance in the effluent from a water conditioner of the material to be removed by the conditioner, such as hardness in the effluent of a softener, or turbidity in the effluent of a mechanical filter. ...
We finally figured out a way to sell it
A crack or break in a filter bed that allows the passage of floc or particulate matter through a filter; will cause an increase in filter effluent turbidity.
This is the maximum permissible ion leakage requiring the production cycle to be shut down.
A means of penetrating the enemy position. This can be done by a pawn break or by a sacrifice involving pieces or pawns.
the breaching of an apparently secure formation, often with sacrifice of material, as in the Pillsbury-Lasker game in the French Defence.
indicates the entry of carbon dioxide into the inhalation side of the breathing loop from the absorbent canister on a Rebreather.
The point at which you either overcome an obstacle and/or reach a new emotional level previously unattainable.
A rupturing of the enemy's forward defenses that occurs as a result of a penetration. A breakthrough permits the passage of an exploitation force. (See also attack, exploitation, and pursuit.) See FMs 7-20, 7-30, 71-100, 71-100-2, and 71-123.
the accomplishment of any improvement that takes an organization to unprecedented levels of performance. 
a sacrifice that results in the ruin of a robust defense.