plural of triangle spider

Synonym of fire triangle

The three elements necessary and sufficient to sustain a fire: fuel (e.g. wood or petrol/gasoline), oxidizer (e.g. oxygen), and sufficient heat (e.g. reaction temperature or activation energy).

An area of about 200 square miles (520 sq km) in southeastern Massachusetts, United States, claimed to be the site of various paranormal phenomena.

(anatomy) The femoral triangle.

plural of Pythagorean triangle

(mathematics) A triad of whole numbers proportional to the sides of a right-angled triangle, such as 3, 4, 5.

(geometry) An isosceles triangle whose duplicated side is in the golden ratio to the distinct side.

plural of work triangle

The imaginary path connecting the cooker, sink and refrigerator in a kitchen, considered from the viewpoint of efficient design.