Noun

(en noun)

(biology) Any of various primitive light-sensitive organs or regions in many diverse organisms.

*2011 , Terence Allen and Graham Cowling, The Cell: A Very Short Introduction , Oxford 2011, p. 12:

*:The eyespot is a complex sandwich of membranes with rows of granules that contain around 200 different proteins, including the same rhodopsins found in the retina of our own eye.

An eye-like marking on the tail of a peacock or the wing of a butterfly.

(botany) Any of a group of fungal infections of grasses that are characterized by oval spots.

Noun

(-)

range of vision, a distance in which something is visible

* {{quote-news, year=1991, date=July 26, author=Bonnie McGrath, title=Ed Steiger Gives Great Party, work=Chicago Reader citation

, passage=He likes his mother to sit off by the side, though--out of eyeshot of the door. " }}

* {{quote-news, year=2004, date=July 23, author=Grant Pick, title=Antenna Invasion, work=Chicago Reader citation

, passage="We were alarmed," says Aimee Sordelli, who lives within eyeshot of the school's chimney. " }}

* {{quote-news, year=2007, date=May 27, author=William Yardley, title=Victim of Climate Change, a Town Seeks a Lifeline, work=New York Times citation

, passage=Human waste, collected in “honey buckets” that many residents use for toilets, is often dumped within eyeshot in a village where no point is more than a five-minute walk from any other. }}

(photography) range