Sound Pressure Level (SPL)

Technology / Home Audio / Sound Pressure Level (SPL): An acoustic measurement of sound energy. 1 db SPL is the smallest increment in sound level to which the average human is sensitive. Theoretically, 0 db SPL is the threshold of human hearing while approximately 120 db is the threshold of pain.

Other Words for Level

Level Noun Synonyms: horizontal, prone, supine
Level Adjective Synonyms: even, smooth, plane, uniform, plain, flat, flush, straight, true
Level Verb Synonyms: aim, point, draw a bead, direct, train, focus
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Other Words for Pressure

Pressure Adjective Synonyms: compression, pressing, squeezing, compressing, tension, stress, crushing
Pressure Noun Synonyms: force, compression, weight, power, strength
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Other Words for Sound

Sound Noun Synonyms: tone, noise, din, cacophony, report
Sound Verb Synonyms: undamaged, uninjured, whole, unmarred, in good condition or shape, intact, unimpaired, unscathed
Sound Adjective Synonyms: resound, reverberate, echo, resonate
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Pressure-Treated Wood

Business / Construction / Pressure-Treated Wood: Lumber that has been saturated with a preservative. MORE

Pressured Speech

Science / Psychiatry / Pressured Speech: Speech that is increased in amount, accelerated, and difficult or impossible to interrupt. Usually it is also loud and emphatic. Frequently the person talks without any social stimulation and may cont MORE

Pressureless Ball

Entertainment / Tennis / Pressureless Ball: A special type of tennis ball that does not have a core of pressurized air as standard balls do but rather has a core made of solid rubber, or a core filled tightly with micro-particles. Quality press MORE

Pressure Transducer

Technology / Rockets / Pressure Transducer: Outputs electrical signal proportional to pressure. MORE

Pressure Tendency

Science / Weather / Pressure Tendency: The pressure characteristic and amount of pressure change during a specified time period, usually the three hour period preceding the observation. MORE

Pressure Relief Valve

Business / Real Estate / Pressure Relief Valve: A valve used on hot water heating appliances to help keep the pressure in the heated tank or boiler from getting too high by allowing the relief of pressure from the valve. MORE

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