algicide

[al-juh-sahyd]

noun

1. a substance or preparation for killing algae.

algicide

/ ˈældʒɪˌsaɪd /

noun

1. any substance that kills algae

Other Word Forms

• algicidal adjective

Word History and Origins

Origin of algicide¹

First recorded in 1900–05; alg(ae) + -i- + -cide

Example Sentences

A mildewcide won’t work against algae, and an algicide won’t work against mildew.

From Washington Post