piscicide

English

Etymology

pisci- +‎ cide

Noun

piscicide (countable and uncountable, plural piscicides)

1. (countable) Any substance that is poisonous to fish.
2. (uncountable) The killing of fish.

   The explosion of an aquarium in Berlin in 2022 caused a major piscicide.

Synonyms

• ichthyocide