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Vol·ta-Con·go(vōl′tə-kŏng′gō, vŏl′-, vôl′-)
A subgroup of the Niger-Congo language family that includes the Benue-Congo and Kwa languages.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.