Noun
1. the relative prominence of a syllable or musical note (especially with regard to stress or pitch);
"he put the stress on the wrong syllable"2. (psychology) a state of mental or emotional strain or suspense;
"he suffered from fatigue and emotional tension""stress is a vasoconstrictor"3. (physics) force that produces strain on a physical body;
"the intensity of stress is expressed in units of force divided by units of area"4. special emphasis attached to something;
"the stress was more on accuracy than on speed"5. difficulty that causes worry or emotional tension;
"she endured the stresses and strains of life""he presided over the economy during the period of the greatest stress and danger"- R.J.Samuelson