| Main Entry: | |
| Part of Speech: | noun |
| Definition: | signaling object or sound |
| Synonyms: | alarm, buzz, buzzer, carillon, chime, clapper, curfew, ding-dong, dinger, gong, peal, ringer, siren, tintinnabulum, tocsin, toll, vesper |
| Main Entry: | chime |
| Part of Speech: | verb |
| Definition: | ring, peal |
| Synonyms: | bell, bong, boom, clang, dong, jingle, knell, sound, strike, tinkle, tintinnabulate, toll |
| Main Entry: | peal |
| Part of Speech: | verb |
| Definition: | chime, clang |
| Synonyms: | bell, bong, crack, crash, knell, resonate, resound, reverberate, ring, ring out, roar, roll, rumble, sound, strike, thunder, tintinnabulate, toll |
| Main Entry: | sign |
| Part of Speech: | noun |
| Definition: | indication, evidence |
| Synonyms: | assurance, augury, auspice, badge, beacon, bell, caution, clue, divination, flag, flash, foreboding, foreknowledge, foreshadowing, foretoken, forewarning, gesture, giveaway, handwriting on wall, harbinger, herald, high sign, hint, light, manifestation, mark, nod, note, omen, portent, precursor, prediction, premonition, presage, presentiment, prognostic, proof, signal, suggestion, symbol, symptom, token, trace, vestige, warning, wave, whistle, wink |
| Main Entry: | supplement |
| Part of Speech: | noun |
| Definition: | something added |
| Synonyms: | added feature, addendum, addition, additive, appendix, bell, bells and whistles, codicil, complement, continuation, extra, insert, option, postscript, pullout, rider, sequel, spin-off, subsidiary |
| Notes: | augment means to add more of the same thing; supplement means to add something, usually to make up for a deficiency complement means an addition will serve to complete something or form with it to make a whole while a supplement is an addition to something already regarded as complete or whole; complement can also mean 'the full quantity, number, or amount' |
| Antonyms: | base, core |
| Main Entry: | toll |
| Part of Speech: | verb |
| Definition: | ring out |
| Synonyms: | announce, bell, bong, call, chime, clang, knell, peal, signal, sound, strike, summon, warn |
| Main Entry: | knell |
| Part of Speech: | verb |
| Definition: | chime |
| Synonyms: | bell, proclaim, ring, signal, sound, summon, toll, warning |
| Main Entry: | buzzer |
| Part of Speech: | noun |
| Definition: | siren |
| Synonyms: | alarm, bell, dinger, emergency signal, gong, signal, warning |