Definition of molluscicidal in US English:

molluscicidal

adjective

  • That kills molluscs; of, designating, or relating to a molluscicide.

Origin

1950s; earliest use found in Biological Abstracts. From molluscicide + -al; compare -icidal.

Pronunciation

molluscicidal

/məˌlʌskɪˈsʌɪdl/