say it: ree-DUHB-uhld
redoubled is an adjective meaning "become much greater in intensity or size or amount". It carries one recorded sense.
become much greater in intensity or size or amount
“we faced redoubled attacks from the enemy”
“despite our redoubled efforts”
Definitions, synonyms and semantic relations for redoubled 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.