(astronomy) A quadruply replicated image of a quasar, in the configuration of a cross, surrounding a central foreground galaxy which caused the replication through gravitational lensing.

(astronomy, physics) A gravitational lens configuration resulting in four duplicated images of the back ground image around the central gravitationally lensing object, in a cross configuration.

(quantum mechanics) A particle statistics model that describes the behaviour of collections of particles (bosons) that do not obey the Pauli exclusion principle.

plural of Einsteinette

A problem-solving mindset displayed where a simpler solution for solving a particular problem type is not noticed due to thinking being fixed into a particular logic pattern by earlier repetitions of similar solutions.

plural of Einstellung effect

A surname.

Synonym of Einstein (an extremely clever or intelligent person)

plural of Albert Einstein

A surname from German.