chelae Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. the pincers of crabs, scorpions, and other arthropods. Example Sentence The lobster uses its chelae to catch and eat its prey. Synonyms claws; pincers; nippers Antonyms body; torso Hear It! Say It! Write It! chelae Switch to cursive Start Share with your friends: