a rocket equipped with instruments for making meteorological observations in the upper atmosphere.
noun 1. phonetic law.
adjective 1. without sound; silent; quiet. adjective 1. unfathomable; very deep. adjective 1. extremely still or silent adjective 1. (mainly poetic) extremely deep
adjective, sounder, soundest. 1. free from injury, damage, defect, disease, etc.; in good condition; healthy; robust: a sound heart; a sound mind. 2. financially strong, secure, or reliable: a sound business; sound investments. 3. competent, sensible, or valid: sound judgment. 4. having no defect as to truth, justice, wisdom, or reason: sound advice. 5. of […]
noun 1. a technician who produces sound effects. 2. a technician responsible for the quality of sound that is broadcast or recorded. 3. Theater. a technician responsible for the proper placement of microphones, achieving the desired volume and balance of sound from various sources, and eliminating any distortion caused by amplification.