- - pyelovenous b. retrograde movement of fluid (urine or injected contrast materials) from renal pelvis into renal venous system. This occurs under conditions of distal obstruction or injection of solutions into renal collecting system.
* * *back·flow (bakґflo) reflux or regurgitation (def. 1).
Medical dictionary. 2011.
Look at other dictionaries:
backflow — noun Date: 1878 a flowing back or returning especially toward a source … New Collegiate Dictionary
backflow — /bak floh /, n. a flow of a liquid opposite to the usual or desired direction. [1880 85; BACK2 + FLOW] * * * … Universalium
backflow — noun The flow of a fluid (through a pipe etc) in a direction opposite to that which is normal or intended … Wiktionary
backflow — Synonyms and related words: Charybdis, Maelstrom, back stream, backwash, backwater, countercurrent, counterflow, counterflux, eddy, gulf, gurge, maelstrom, refluence, reflux, regurgitation, swirl, twirl, vortex, whirl, whirlpool … Moby Thesaurus
backflow — n. flow that moves in the opposite direction of what is desired or usual … English contemporary dictionary
backflow — back•flow [[t]ˈbækˌfloʊ[/t]] n. hyd a flow of a liquid opposite to the usual or desired direction • Etymology: 1880–85 … From formal English to slang
backflow — noun a flow that returns toward its source • Syn: ↑backflowing • Hypernyms: ↑flow, ↑flowing • Hyponyms: ↑regurgitation * * * ˈ ̷ ̷ˌ ̷ ̷ noun … Useful english dictionary
Backflow prevention device — See also: Backflow (plumbing) In this situation, dirty water from the hillside pool will back siphon or back flow down the hosepipe and into the clean water tank. To prevent this from happening, the house s external tap should be fitted with a… … Wikipedia
backflow valve. — See backwater valve. * * * … Universalium
backflow scavenging — See loop scavenging … Dictionary of automotive terms