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.
If a columnist writes that something happened on a certain date, or that the government spent a certain amount of money on something, or that a specific number of people have died in the war in Iraq, to pick a few examples, it is his or her responsibility to make certain that information is correct.