Definition of "stressor" [stressor]

• An agent, condition, or other stimulus that causes stress to an organism. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• ""It's a long-term stressor, the damage is done even if it's capped," Dr. Johnson explained."
• "The only accepted measure of the presence or absence of a stressor is the blood level of adrenal corticosteroids which becomes raised during stress which effects the peristaltic movement of the gut and the production of mucus within the gut."
• "While you shouldn't deny yourself natural grieving moments, learning to direct your attention away from the stressor is a powerful coping mechanism."