Stress (biology) definition

(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) (physics) force that produces strain on a physical body

"The intensity of stress is expressed in units of force divided by units of area"

(3) (psychology) a state of mental or emotional strain or suspense

"He suffered from fatigue and emotional tension"

"Stress is a vasoconstrictor"

(4) 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

(5) Special emphasis attached to something

"The stress was more on accuracy than on speed"

(6) Put stress on; utter with an accent

"In Farsi, you accent the last syllable of each word"

(7) To stress, single out as important

"Dr. Jones emphasizes exercise in addition to a change in diet"

(8) Test the limits of

"You are trying my patience!"