Definition of algaecide in English:

algaecide

(also algecide, algacide)

noun

  • Algicide.

Origin

Early 20th century; earliest use found in Journal Massachusetts Association Boards Health. In some forms from alga + -cide; in some forms apparently originally from algae, plural of alga + -cide.

Pronunciation

algaecide

/ˈaldʒɪsʌɪd/