คำว่า ' pupil2 ' ( N )
มีความหมายในภาษาไทยว่า ลูกตาดำ
คำนิยามในภาษาอังกฤษ (definition) :
[n.] The aperture in the iris; the sight, apple, or black of the eye. See the Note under Eye, and Iris.
[n.] A youth or scholar of either sex under the care of an instructor or tutor.
[n.] A person under a guardian; a ward.
[n.] A boy or a girl under the age of puberty, that is, under fourteen if a male, and under twelve if a female.