Английский разговорный словарь (основной) - speculum
Speculum
speculum
ˈspekjuləm n. (pl. specula) 1 Surgery an instrumentfor dilating the cavities of the humanbody for inspection. 2 a mirror, usu. of polished metal, esp. in a reflecting telescope. 3 Ornithol. a lustrous colouredarea on the wing of some birds, esp. ducks. øspeculum-metal an alloy of copper andtin used as a mirror, esp. in a telescope. [L, = mirror, f. specere look]