Definition of "tacit"
adjective:
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Done or made in silence; implied, but not expressed; silent; as, tacit consent is consent by silence, or by not interposing an objection.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
Not derived from formal principles of reasoning; based on induction rather than deduction.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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