A space next to a solid object, which (according to a disputed theory) a person should occupy in order to reduce the risk of injury inside a collapsing building, e.g. during earthquake. The crushing of the solid object is said to form a slope that protects the nearby space in the manner of a roof.

plural of triangle group

(mathematics) A group that can be realized geometrically by sequences of reflections across the sides of a triangle.

(economics) The idea that policies benefiting the wealthy shall ultimately benefit everybody else.

A region of Central America consisting of Guatemala, El Salvador, and Honduras.

(medicine) Three medical signs associated with acute cardiac tamponade: low arterial blood pressure, distended neck veins, and distant, muffled heart sounds.

In cognitive therapy, a set of three mutually reinforcing elements of a depressed person's belief system: automatic, spontaneous and seemingly uncontrollable negative thoughts about (i) oneself, (ii) the world or environment, and (iii) the future.

Third-person singular simple present indicative form of stand trial

simple past tense and past participle of stand trial

present participle of stand trial