ramjet

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Related to Ramjets: scramjets

ram·jet

 (răm′jĕt′)
n.
A jet engine that propels aircraft by igniting fuel mixed with air taken and compressed by the forward motion of the aircraft.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ramjet

(ˈræmˌdʒɛt) or

ramjet engine

n
(Aeronautics)
a. a type of jet engine in which fuel is burned in a duct using air compressed by the forward speed of the aircraft
b. an aircraft powered by such an engine
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ram•jet

(ˈræmˌdʒɛt)

n.
a jet engine operated by fuel injected into a stream of air compressed by the aircraft's forward speed.
[1940–45]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

ramjet

A jet-propulsion engine containing neither compressor nor turbine which depends for its operation on the air compression accomplished by the forward motion of the engine. See also pulsejet.
Dictionary of Military and Associated Terms. US Department of Defense 2005.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ramjet - a simple type of jet engine; must be launched at high speed
jet engine - a gas turbine produces a stream of hot gas that propels a jet plane by reaction propulsion
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

ramjet

[ˈræmdʒet] Nestatorreactor m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

ramjet (engine)

nStaustrahltriebwerk nt, → Ramjet nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in periodicals archive ?
Owing to its high reactivity and high heat of combustion, High-purity Amorphous Boron powder is used in fuel-rich propellants for rockets ramjets and igniter formulations.
Other capabilities of interest include: advanced airframes; communications, navigation and control systems to enable precision guidance updates and rounds communicating with each other in-flight; and enhanced rocket motors, ramjets and scramjets.
The final chapter, "Miscellanea," picks up many of the other aircraft that didn't fit neatly in the earlier chapters--things such as F-82 Twin Mustangs carrying ramjets.
The turbojet engines functioned as ordinary jets at lower speeds, but transitioned to ramjets at speeds above 2,000 mph.
Though most ramjets are liquid fuel, which generally burns more efficiently, solid fuel can be packed more densely, meaning a solid-fuel rocket can typically fly farther, Walker said.
ALNMOUTH and Lesbury Ramjets were crowned Lingarde Under-19 T20 Cup champions after a 14-run victory over Ashington Acorns.
The ultra-rapid air vehicle has been dubbed the "son of Concorde", and the plans show the plane would be propelled vertically by rocket engines to hypersonic speeds and then hydrogen-powered wing- mounted ramjets would take over and propel the aircraft to its destination.
The plans show the plane would be propelled vertically by rocket engines to supersonic speeds and then hydrogen-powered wing mounted ramjets would take over and propel the aircraft to its destination.
Used widely in the defence industry to provide propulsion for Unmanned Aerial Vehicles (UAV) or drones, air-breathing solid fuel ramjets operate in a similar way to conventional ramjets, but are simpler.
Plans show the plane would be propelled vertically by rocket engines to supersonic speeds and then hydrogenpowered wing mounted ramjets would take over and propel the aircraft.
- the German company Bayern-Chemie Gesellschaft fur flugchemische Antriebe mbH (solid rocket motors and solid ramjets) by the MBDA Group
High speed, air-breathing engines are known as ramjets or scramjets because they ram oxygen into the front of the engines.