S/N signal-to-noise ratio signal/noise ratio signal/noise ratio

S/N signal-to-noise signal-to-noise ratio signal/noise ratio ratio

current

radiotelegraphic signal symbol alarum high sign dog-ear indicator output signal starting signal input whistling output start warning signal telegraphic signal bugle call curfew animal communication time signal signaling number whistle sign distress call radio beacon recording phone number ticktack storm signal distress signal retreat visual signal alarm telephone number radio beam communication electronic signal input signal drumbeat alert beam all clear

semaphore whistle sign signalise intercommunicate heliograph signalize flag communicate wigwag

tell prognosticate foreshadow forecast predict point betoken omen bespeak auspicate mark prefigure foretell presage augur portend bode indicate

provocation incitation incitement

impressive

rattle clangor shrilling splatter crepitation hum eruption sputter rale crash creak swoosh scrunch hushing spattering squish explosion clang screech squawk sputtering humming screaming crackle squeak scrape slam clamor cacophony plonk splash grate hubbub splutter screeching shrieking racket spatter banging blast snore brouhaha ding-dong grumble rustle report chug crack boom crunch plump splattering chatter clack sizzle blaring whoosh rattling creaking grinding stridulation bang uproar scream rustling whisper scratch clatter grumbling clangoring plop clank clangour cracking rumble shriek chattering hiss rhonchus pant howl rumbling scraping din plash crackling bark scratching clash snap roaring sound sibilation roar whispering fizzle bam blare katzenjammer grunt clap hissing thunder oink

auditory sensation dissonance sound racket