125 entries under indication topic. ×
| bleep(noun, call, tone, authorization) | |
| calumet | |
| cresset | |
| flagstaff | |
| go-ahead(noun, order, command, authorization) | |
| headlight | |
| indicia(noun, expression, mark, sign, hint) | |
| proof(noun, mark, light, note, sign) | |
| telegraph | |
| vestige(mark, light, sign, suggestion) | |
| witness(noun, verb, make, mean, show) | |
| affirmation(noun, mark, sign, permission) | |
| assurance(mark, light, sign, evidence) | |
| attestation(noun, expression, mark, sign, hint) | |
| averment(noun, mark, sign) | |
| blue light(expression, idiom) | |
| cincher(noun, mark, sign) | |
| clincher(noun, mark, sign) | |
| confirmation(noun, mark, sign) | |
| corroboration(noun, mark, sign) |
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| APA | Smart Define. (2016). signal thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/signal/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "signal thesaurus" https://smartdefine.org/signal/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, signal thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/signal/thesaurus/synonyms>. |
| MLA | Smart Define. "signal thesaurus" 1 March 2016. Web. 27 September 2026. <https://smartdefine.org/signal/thesaurus/synonyms> |