1960s; earliest use found in Journal of Animal Ecology. From molluscicide + -ing. With form mollusciding perhaps compare French molluscide molluscicide.
Definition of mollusciciding in US English:
mollusciciding
(also mollusciding)
nounməˈlʌskɪsʌɪdɪŋ
The use of molluscicides.
Origin
1960s; earliest use found in Journal of Animal Ecology. From molluscicide + -ing. With form mollusciding perhaps compare French molluscide molluscicide.