noun🔗ShareДозвуковой самолётAn aircraft whose maximum speed is less than the speed of sound"The Boeing 737 is a well-known subsonic; it flies slower than the speed of sound. "Boeing 737 — хорошо известный дозвуковой самолёт; он летает медленнее скорости звука.vehiclemilitarytechnologysciencephysicsChat with AIVocabulary GamePractice Reading
adjective🔗ShareИнфразвуковой(of a sound, scientific) having a frequency too low to be audible"The machine emitted a subsonic rumble that we could only feel, not hear. "Машина издавала инфразвуковой гул, который мы могли только чувствовать, но не слышать.soundphysicsfrequencyChat with AIVocabulary GamePractice Reading
adjective🔗ShareДозвуковой, почти неслышный(of a sound, literary) very quiet, almost inaudible"The noise of the ship was all around her. The faint subsonic rumble of the reactor and drive. (Leviathan Wakes, James S. A. Corey)"Шум корабля был вокруг нее. Слабый дозвуковой гул реактора и привода.soundliteratureChat with AIVocabulary GamePractice Reading
adjective🔗ShareДозвуковой(of a speed) less than the speed of sound (in the same medium, and at the same temperature and pressure)"The small plane flew at a comfortable, subsonic speed. "Маленький самолет летел с комфортной дозвуковой скоростью.physicssoundtechnologyChat with AIVocabulary GamePractice Reading
adjective🔗ShareДозвуковой(of a flow) with a Mach number such that 0.3 < Ma < 0.8 (approximately - the exact limits vary between sources)"The small airplane flew at a subsonic speed, much slower than a jet. "Маленький самолет летел с дозвуковой скоростью, намного медленнее, чем реактивный самолет.physicstechnicalsoundscienceChat with AIVocabulary GamePractice Reading
