Dictionary

pentavalent

adjective pen·ta·va·lent \ˌpen-tə-ˈvā-lənt\

Definition of PENTAVALENT

:  having a valence of five

First Known Use of PENTAVALENT

1866

pentavalent

adjective pen·ta·va·lent \ˌpent-ə-ˈvā-lənt\   (Medical Dictionary)

Medical Definition of PENTAVALENT

:  having a valence of five

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