The noun stress has 5 senses (first 5 from tagged texts)
1. (67) stress, emphasis, accent -- (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. (4) tension, tenseness, stress -- ((psychology) a state of mental or emotional strain or suspense; "he suffered from fatigue and emotional tension"; "stress is a vasoconstrictor")
3. (4) stress -- ((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. (3) stress, focus -- (special emphasis attached to something; "the stress was more on accuracy than on speed")
5. (2) stress, strain -- (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)
Overview of verb stress
The verb stress has 3 senses (first 2 from tagged texts)
1. (30) stress, emphasize, emphasise, punctuate, accent, accentuate -- (to stress, single out as important; "Dr. Jones emphasizes exercise in addition to a change in diet")
2. (4) stress, accent, accentuate -- (put stress on; utter with an accent; "In Farsi, you accent the last syllable of each word")
3. try, strain, stress -- (test the limits of; "You are trying my patience!")