The word "Uberous" is uncommon and not found in many dictionaries, but it is believed to be derived from the Latin word "uber" meaning abundant, plentiful or fruitful. In terms of spelling, "Uberous" can be broken down into three syllables: /juːb/ /ər/ /əs/. The first syllable is pronounced like "you" with a long "u" sound, the second syllable is pronounced with a short "u" sound, and the final syllable is pronounced with a schwa sound. Overall, "Uberous" is spelled phonetically and can be pronounced as it's spelled.
Fertile, prolific.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.