(optics, uncountable) A phenomenon where light, instead of passing into a medium of a lower refractive index and refracting away from the normal, is completely reflected by the boundary between the two media because it approaches at an angle greater than or equal to the critical angle.

plural of total internal reflection

plural of total internal reflexion

Alternative form of total internal reflection

(soccer) A tactic in which the outfield players assume different roles during a game, while keeping an organised structure.

A supporter of totalitarianism.

plural of totalitarianist

Including all aspects of something

(often offensive, idiomatic) Accorded relatively little importance.

Archaic form of teeter-totter.