1) Sign of impassiveness 
A clinical condition that results from the inadequate production of tears. ... (27 Sep 1997) ... 
dry eye syndrome keratoconjunctivitis sicca.
Dry eye: A deficiency of tears. The main symptom is usually a scratchy or sandy feeling as if something is in the eye. Other symptoms may include stinging or burning of the eye; episodes of excess tearing that follow periods of very dry sensation; a stringy discharge from the eye; and pain and redness of the eye. Sometimes people with dry eye exper...
an abnormal eye condition caused by an inadequate tear film, characterized by burning, itchy, and dry eyes and sometimes blurred vision.