quadriphonic system Definition

quadraphonic system, quadraphony, quadraphonic, quadrasonic, -ism, ab-, abacus, abampere, abcoulomb, abfarad, abhenry, abnormal, abo system, abohm, abolishment, abolition, absolute, absolute unit, absolutism, abvolt, abwatt, acadian, acataphasia, access, access time, accessory, accident, accountability, accounting, accumulator, acetylcholine, acol, acoustics, acquire, acquiring, acre, action, activation energy, activity, acupressure, adiabatic, adjust, adjusted, adjusting, administration, admiralty, adornment, adp system, adps, aerial, aerobics, afferent, affinity, afterburner, agencies, agency, agency security, aggregate, aggregated, agile manufacturing, agroforestry, aids, air, air conditioning, air valve, airbrake, airdrop, airlift, airline, airmail, airpost, airship, alarm, algebra, algonkian, algorithm, alignment, allergy, allocation, allodial, allograft, allopathy, alpha-adrenergic receptor, alpha-adrenoceptor, alpha-interferon, alpha receptor, alphabet, alphabetic, alphabetical, alphanumeric, alps, alternative, american plan, amorphous, amp, ampere, amphetamine, amplifier, ampulla, amygdala,