arrestant

[ uh-res-tuhnt ]

noun

, Entomology.

1. a substance that interrupts the normal development of an insect.

Word History and Origins

Origin of arrestant¹

First recorded in 1960–65; arrest + -ant

Example Sentences

To test how bugs in the lab respond to each potential pheromone, they then had to gather “an enormous collection of cuticles and feces to get enough material to identify what the arrestant was,” Britton says.

From Scientific American

But researchers have been missing an important piece of the pheromone puzzle, namely the arrestant compound that bedbugs use to tell one another that a particular habitat is a safe place to hunker down—between a mattress and a box spring, for instance.

From Scientific American

Mais que fais je par ces carmes Vous arrestant en ces lieux C'est que je suis pris aux charmes Que vous avez dans les yeux.

From Project Gutenberg