Pupil vs. Areola

Pupilnoun

A learner under the supervision of a teacher or professor.

Pupilnoun

An orphan who is a minor and under the protection of the state.

Pupilnoun

(anatomy) The hole in the middle of the iris of the eye, through which light passes to be focused on the retina.

Pupilnoun

(zoology) The central dark part of an ocellated spot.

Pupilnoun

The aperture in the iris; the sight, apple, or black of the eye. See the Note under Eye, and Iris.

Pupilnoun

A youth or scholar of either sex under the care of an instructor or tutor.

Pupilnoun

A person under a guardian; a ward.

Pupilnoun

A boy or a girl under the age of puberty, that is, under fourteen if a male, and under twelve if a female.

Pupilnoun

a learner who is enrolled in an educational institution

Pupilnoun

contractile aperture in the iris of the eye

Pupilnoun

a young person attending school (up through senior high school)

Pupil

The pupil is a black hole located in the center of the iris of the eye that allows light to strike the retina. It appears black because light rays entering the pupil are either absorbed by the tissues inside the eye directly, or absorbed after diffuse reflections within the eye that mostly miss exiting the narrow pupil.

Areolanoun

(anatomy) The colored circle around a nipple, more exactly known as areola mammae.

Areolanoun

(anatomy) Any small circular area that is different from its immediate environment, such as the colored ring around the pupil of the eye (iris) or an inflamed region surrounding a pimple.

Areolanoun

(anatomy) Any of the small spaces throughout areolar connective tissue.

Areolanoun

An interstice or small space, as between the cracks of the surface in certain crustaceous lichens; or as between the fibers composing organs or vessels that interlace; or as between the nervures of an insect's wing.

Areolanoun

The colored ring around the nipple, or around a vesicle or pustule.

Areolanoun

small space in a tissue or part such as the area between veins on a leaf or an insect's wing

Areolanoun

small circular area such as that around the human nipple or an inflamed area around a pimple or insect bite

Areolanoun

a small circular area, in particular the ring of pigmented skin surrounding a nipple.

Areolanoun

any of the small spaces between lines or cracks on a leaf or an insect's wing.

Areolanoun

a reddened patch around a spot or papule.

Areola

The human areola (areola mammae, or ) is the pigmented area on the breast around the nipple. Areola, more generally, is a small circular area on the body with a different histology from the surrounding tissue, or other small circular areas such as an inflamed region of skin.