Cephalothorax

Pronunciation

• US enPR: sÄ•f'É™-lÉ™-thôr'ăks' or enPR: sÄ•f'É™-lÉ™-thōr'ăks'

Origin

From the New Latin cephal, from Ancient Greek κεφαλή (kephalē, "head") + thorax.

Full definition of cephalothorax

Noun

1. (anatomy) The fused head and thorax of spiders and crustaceans.
• 1874 CE: T. De Witt Talmage, Around the tea-table"Come in!" says the gray spider to the house-fly; "I have entertained a great many flies. I have plenty of room, fine meals and a gay life. ... Philosophers have written volumes about my antennae and cephalothorax."

Derived terms

• cephalothoracic

Related terms

• cephalon
• thorax