(physics) the invariance of the laws of physics under the Lorentz transformation.

(electromagnetism) the force exerted on a charged particle in an electromagnetic field

(physics) a factor arising frequently in special relativity, to calculate the degree of time dilation, length contraction and relativistic mass of an object moving relative to an observer, defined as (1-v²/c²)^(-0.5), where v and c are relative velocity and the speed of light, respectively

(physics, mathematics) The group of all Lorentz transformations in spacetime.

(mathematics, relativity) A transformation relating the spacetime coordinates of one frame of reference to another in special relativity.

Synonym of Lorentz-Fitzgerald contraction

The decrease in length of a moving object in the direction of motion, measurable only at relativistic speeds.

A siren; a temptress.

A dummy text used as a placeholder in printing and website design to simplify the layout process, especially the usual pseudo-Latin text beginning Lorem ipsum...

A female given name from Italian.