- The time required to develop a conduit large enough (usually 5–10 mm in diameter) to support turbulent flow .
A Lexicon of Cave and Karst Terminology with Special Reference to Environmental Karst Hydrology. Courtesy of the author & The Karst Waters Institute. 2002.
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Breakthrough bleeding — is bleeding while taking the active pills of combined oral contraceptives, or other hormonal contraceptives. The bleeding is usually light, often referred to as spotting, though a few women may experience heavier bleeding. Breakthrough bleeding… … Wikipedia
Breakthrough pain — is pain that comes on suddenly for short periods of time and is not alleviated by the patients normal pain suppression management. It is common in cancer patients who commonly have a background level of pain controlled by medications, but the… … Wikipedia
Breakthrough & Conquer — Infobox Gladiators Event Event Name = Breakthrough Conquer| |thumb width = 320px c of American Gladiators| Int. Year = 1989 origin country= flag|United States Used In = flag|United States flag|United Kingdom(untelevised) Last Used = 1996 num cont … Wikipedia
Breakthrough (Hope 7 song) — Infobox Single Name = Breakthrough Artist = Hope 7 from Album = Hope 7 Released = September, 2004 Format = CD Recorded = 2004 Genre = Pop/Rock Length = 2:44 Label = Trauma Records Writer = Antonina Armato/Tim James Producer = Antonina Armato/Tim… … Wikipedia
Breakthrough of the Year — The Breakthrough of the Year is an annual award made by the journal Science for the most significant development in scientific research. Originating in 1989 as the Molecule of the Year, inspired by Time s Man of the Year, it was renamed the… … Wikipedia
Breakthrough (military) — A breakthrough occurs when an offensive force has broken the enemy defensive line, and is rapidly exploiting the gap. Usually, large force is employed on a relative small portion of the front to achieve this. While the line may have held for a… … Wikipedia
breakthrough */ — UK [ˈbreɪkθruː] / US [ˈbreɪkˌθru] noun [countable] Word forms breakthrough : singular breakthrough plural breakthroughs 1) a discovery or achievement that comes after a lot of hard work Detectives are still waiting for a breakthrough in their… … English dictionary
Breakthrough (board game) — Chaturanga diagram|= tright = 8 |pd|pd|pd|pd|pd|pd|pd|pd|= 7 |pd|pd|pd|pd|pd|pd|pd|pd|= 6 | | | | | | | | |= 5 | | | | | | | | |= 4 | | | | | | | | |= 3 | | | | | | | | |= 2 |pl|pl|pl|pl|pl|pl|pl|pl|= 1 |pl|pl|pl|pl|pl|pl|pl|pl|= Initial position … Wikipedia
Breakthrough role — A Breakthrough role is a term in the film industry to describe the film of an actor or actress which contributed significantly to the development of their career. It may not always refer to a film debut but a film which may have had some… … Wikipedia
breakthrough — [ˈbreɪkθruː] noun [C] 1) a discovery or achievement that comes after a lot of hard work Scientists predict a major breakthrough within six months.[/ex] 2) a time when you begin to be successful The breakthrough came in the 20th minute with a… … Dictionary for writing and speaking English