say it: uhn-mi-STAY-kuh-blee
unmistakably is an adverb meaning "without possibility of mistake". It carries 2 recorded senses.
without possibility of mistake
“this watercolor is unmistakably a synthesis of nature”
Definitions, synonyms and semantic relations for unmistakably come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.