| Quadratura | Quadratur |
| quadrature | Quadratur |
| quadrature amplitude modulation | Quadratur-Amplitudenmodulation |
| quadrature amplitude modulation, QAM | Quadraturamplitudenmodulation , QAM |
| quadrature circuit | Phasenschieberkreis |
| quadrature coil | Phasenschieberspule |
| quadrature component | Blindanteil |
| quadrature distortion | Quadraturverzerrung |
| quadrature error | Quadraturfehler |
| quadrature flux | Querfluss |
| Quadrature mirror filter | Xunta de Galicia |
| quadrature modulation | Quadraturmodulation |
| quadrature modulation, QAM | Quadraturmodulation , QAM |
| Quadrature of the circle | Quadratur des Kreises |
| quadrature oscillator | Quadratur-Oszillator |
| quadrature phase shift keying | Quadratur-Phasenumtastung |
| quadrature reactance | Querreaktanz |
| quadrature signal | Quadratur-Signal |
| quadrature-axis component | Queranteil |
| quadrature-axis components | Queranteile |
| quadrature-phase | gegenphasig |
| Quadratus femoris muscle | Musculus quadratus femoris |
| quadratus labii inferioris | Niederzieher der Unterlippe |
| quadratus labii inferioris muscle | Niederzieher der Unterlippe |
| quadratus lumborum | Musculus quadratus lumborum |
| Quadratus lumborum muscle | Musculus quadratus lumborum |
| quadrennial | vierjährlich |
| quadrennially | vierjährig |
| quadri-lingual | viersprachig |
| quadribasic | vierfachbasisch |
| quadricentennial | Vierhundertjahrfeier |
| quadriceps | Quadriceps |
| quadriceps femoris | Musculus quadriceps femoris |
| Quadriceps femoris muscle | Musculus quadriceps femoris |
| quadriceps tendon | Oberschenkelsehne |
| quadriceps tendons | Oberschenkelsehnen |
| quadricycle | leichtes vierrädriges Kraftfahrzeug |
| quadrifid | vierspaltig |
| quadrifrons | Quadrifrons |
| quadriga | Quadriga |
| Quadrigatus | Quadrigatus |
| quadrigeminal artery | Arteria quadrigeminalis |
| quadrilateral | Viereck |
| quadrilaterals | Tetragone |
| quadrilingual | viersprachig |
| quadrilingual secretary | viersprachige Sekretärin |
| quadrille | Quadrille |
| quadrille paper | Karopapier |
| quadrille ruled paper | Karopapier |
| quadrille wren | Rotkehl-Zaunkönig |
| Quadrilliard | Quadrilliard |
| quadrillion | Billiarde |
| quadrillions | Billiarden |
| quadrillionth | Quadrillionstel |
| quadrillionth of a second | Billiardstelsekunde |
| quadrinomial | viergliedrig |
| quadripartite | vierlateral |
| quadriphase | QPSK |
| quadriphase keying | QPSK |
| quadriphonic | quadrofon |
| quadriphonics | Quadrofonie |
| quadriphony | Quadrofonie |
| quadriplegia | Quadriplegie |
| quadriplegic | Querschnitt |
| Quadripoint | Vierländereck |
| quadripole | Quadripol |
| quadripole analysis | Vierpol |
| quadripole connection | Vierpolzusammenschaltung |
| quadripole dissection | Vierpolzerlegung |
| quadripole transformation | Vierpoltransformation |
| quadrivalence | Vierwertigkeit |
| quadrivalent | vierwertig |
| quadrivalent silicon | vierwertiges Silizium |
| quadrocopter | Quadrotor |
| quadroon | Mulatte |
| Quadrophenia | Quadrophenia |
| quadrophonic | quadrofon |
| quadrophony | Quadrophonie |
| quadrotor | Quadrocopter |
| quadrotor helicopter | Quadrocopter |
| quadruped | Vierfüßler |
| quadrupedal | vierfüßig |
| quadrupeds | Vierbeiner |
| quadruple | Quadrupel |
| quadruple A battery | Mini-Batterie |
| quadruple A cell | Mini-Zelle |
| Quadruple Alliance | Quadrupelallianz |
| quadruple arrow | Vierfachpfeil |
| quadruple bonds | Vierfachbindungen |
| quadruple counterpoint | vierfacher Kontrapunkt |
| quadruple diversity | Vierfachdiversity |
| quadruple fugue | Quadrupelfuge |
| quadruple fugues | Quadrupelfugen |
| quadruple line | vierfache Linie |
| quadruple loop | vierfacher Rittberger |
| quadruple murders | Vierfachmorde |
| quadruple of | viermal |
| quadruple phantom | Sechzehnerleitung |
| quadruple phantom circuit | Sechzehnerleitung |
| quadruple points | Quadrupelpunkte |
| quadruple Salchow | vierfacher Salchow |
| quadruple star system | Vierfachsternsystem |
| quadruple sth. | etw. vervierfachen |
| quadruple the amount | die vierfache Menge |
| Quadruple-double | Quadruple-Double |
| quadruple-flow | vierströmig |
| quadruple-knife folding machine | Vierbogenmesserfalzmaschine |
| quadruple-phantom circuit | Sechzehnerleitung |
| quadrupled | vervierfacht |
| quadruplet | Vierling |
| quadruplets | Vierling |
| quadruplex operation | Doppelgegenschreiben |
| quadruplex recording | Querspurverfahren |
| quadruplicate | vervierfachen |
| quadruplicate sth. | etw. vervierfachen |
| quadruplicated | vervierfacht |
| quadruplicates | vervierfacht |
| quadruplicating | vervierfachend |
| quadruplication | Vervierfachung |
| quadrupling | vervierfachend |
| quadrupole | Quadrupol |
| quadrupole amplifier | Quadrupolverstärker |
| quadrupole antenna | Quadrupolantenne |
| quadrupole ion trap | Quadrupol-Ionenfalle |
| quadrupole lens | Quadrupollinse |
| Quadrupole mass analyzer | Quadrupol |
| quadrupole mass spectrometer | Quadrupol-Massenspektrometer |
