lenticle

[ len-ti-kuh l ]
/ ˈlɛn tɪ kəl /

noun

a window in a clock case revealing the motion of the pendulum bob.

Origin of lenticle

< Latin lenticula lentil, equivalent to lenti- (stem of lēns; see lens) + -cula -cle1

Example sentences from the Web for lenticle

British Dictionary definitions for lenticle

lenticle
/ (ˈlɛntɪkəl) /

noun

geology a lens-shaped layer of mineral or rock embedded in a matrix of different constitution