noun, plural spec·u·la [spek-yuh-luh] /ˈspɛk yə lə/, spec·u·lums.
Words nearby speculum
Origin of speculum
Examples from the Web for speculum
The general color is buff, mottled with brown; wing-coverts and speculum, same as the male.
Did your fancy, in its wildest fictions, ever pass such an image across the speculum of your mental vision?A Walk from London to John O'Groat's|Elihu Burritt
It is finished on the speculum itself with a little flour of emery.On Laboratory Arts|Richard Threlfall
The speculum is gray; bill, bluish with a pale blue band across it about a half inch from the end.
They are best removed by means of the cold snare, with the aid of the speculum and a good light.