pentavalent

[ pen-tuh-vey-luh nt, pen-tav-uh- ]
/ ˌpɛn təˈveɪ lənt, pɛnˈtæv ə- /

adjective Chemistry.

having a valence of 5: pentavalent arsenic.

Origin of pentavalent

First recorded in 1870–75; penta- + -valent

Example sentences from the Web for pentavalent

British Dictionary definitions for pentavalent

pentavalent
/ (ˌpɛntəˈveɪlənt) /

adjective

chem having a valency of five Also: quinquevalent