1. (noun) any of numerous chiefly nocturnal insects; some are domestic pests

• roach

1. (noun) any of numerous chiefly nocturnal insects; some are domestic pests

• american cockroach
• periplaneta americana
• asiatic cockroach
• blackbeetle
• blatta orientalis
• oriental cockroach
• oriental roach
• australian cockroach
• periplaneta australasiae
• blattella germanica
• croton bug
• crotonbug
• german cockroach
• water bug
• giant cockroach

1. (noun) any of numerous chiefly nocturnal insects; some are domestic pests

• blattaria
• blattodea
• suborder blattaria
• suborder blattodea

1. (noun) any of numerous chiefly nocturnal insects; some are domestic pests

• dictyopterous insect