septicidal

adjective
sep·​ti·​ci·​dal | \ˌsep-tə-ˈsī-dᵊl \

Definition of septicidal 

: dehiscent longitudinally along a septum a septicidal fruit

First Known Use of septicidal

1819, in the meaning defined above

History and Etymology for septicidal

New Latin septum + Latin -cidere to cut, from caedere

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The first known use of septicidal was in 1819

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