Main Entry:

en·do·scope

Pronunciation:

\ˈen-də-ˌskōp\

Function:

noun

Etymology:

International Scientific Vocabulary

Date:

1861

: an illuminated usually fiber-optic flexible or rigid tubular instrument for visualizing the interior of a hollow organ or part (as the bladder or esophagus) for diagnostic or therapeutic purposes that typically has one or more channels to enable passage of instruments (as forceps or scissors)

— en·dos·co·py \en-ˈdäs-kə-pē\ noun