echograph

[ ek-oh-graf, -grahf ]

noun

1. a device that records oceanic depths by means of sonic waves.
2. a similar device used in ultrasonography to examine internal body structures or monitor fetal development.

Other Words From

• ech·o·graph·ic [ek-oh-, graf, -ik], adjective
• echo·graphi·cal·ly adverb
• e·chog·ra·phy [e-, kog, -r, uh, -fee], noun

Word History and Origins

Origin of echograph¹

First recorded in 1945–50; echo + -graph