eradicant
adjective
erad·i·cant
| \ -kənt\
Definition of eradicant
(Entry 1 of 2)
: acting or tending to act as a pesticidal eradicant
an eradicant spray
eradicant
noun
\ "\
plural -s
Definition of eradicant (Entry 2 of 2)
: an agent of eradication
especially
: a pesticidal spray used to destroy a parasitic organism at its source before it reaches the suscept
an eradicant applied to scab-infested apple leaves on the ground
— compare protectant