dilate

He had dilated pupils, a high heart rate, and had to be checked every 20 minutes until the plane arrived at Heathrow.

"The doctor in the ring said her pupils were fixed and dilated when he saw her first and already there was a chance that brain damage had occurred," Weiler, now a professor, said.

Her daughters Lucie and Isobel, now 16 and 10 respectively, have each had a heart transplant after being diagnosed with dilated cardiomyopathy, a condition where the left ventricle becomes enlarged and weakened.

“I have been in lunch rooms where women are in labor, dilated, and trying to work until the very last minute because they don’t have enough days.”

The active ingredient in Rush and other poppers is alkyl nitrite, a chemical that instantly dilates blood vessels when inhaled, producing a brief but intense feeling of euphoria.