Symptoms include eye strain, dry eyes, blurred vision, red or pink eyes, burning, light sensitivity, headaches and pain in the shoulders, neck and back. Please read our articles on computer vision syndrome to learn more. cone A photosensitive receptor in the retina that helps you to see color.
Full Definition of COLUMNIST. : one who writes a newspaper or magazine column.
Definition of column for Students. 1 : one of two or more vertical sections of a printed page Read the article in the left column. 2 : a group of items shown one under the other down a page a column of figures. 3 : a regular feature in a newspaper or magazine a sports column.