Main Entry: eye·spot

Pronunciation: \ˈī-ˌspät\

Function: noun

Date: 1862

1 : a spot of color
2 a : a simple visual organ of pigment or pigmented cells covering a sensory termination : ocellus b : a small pigmented body of various unicellular algae
3 : any of several fungal diseases of cultivated grasses (as corn, wheat, and sugarcane) characterized by yellowish oval lesions on the leaves and stem