exposure

1. (uncountable) The condition of being exposed, uncovered, or unprotected.Examples: "Limit your exposure to harsh chemicals."; "Get as much exposure to a new language as you can."; "The solitary, lumbering trolls of Scandinavian mythology would sometimes be turned to stone by exposure to sunlight. Barack Obama is hoping that several measures announced on June 4th will have a similarly paralysing effect on their modern incarnation, the patent troll."uncountable

2. (uncountable) Lack of protection from weather or the elements.Examples: "As all of you know, a great tragedy occurred yesterday. Arthur Harcourt died of exposure sometimes in the morning in the woods off Mount Tom Road."uncountable

3. (countable, uncountable) That part which is facing or exposed to something, e.g. the sun, weather, sky, or a view.Examples: "They rented a cabin with a beautiful southern exposure."countableuncountable

4. (photography) An instance of taking a photograph.countableuncountable

5. (photography) The piece of film exposed to light.countableuncountable

6. (photography) Details of the time and f-number used.countableuncountable