noun: (uncountable, physics) Abbreviation of loop quantum gravity. [(physics) A theory which attempts to reconcile quantum mechanics and general relativity, according to which space can be regarded as an extremely fine fabric of finite loops.]
noun: (countable, astronomy) Initialism of large quasar group. [(astronomy) An implied cosmological scale alignment of matter. An assemblage of quasars that appear to form a structure, having them closely grouped in the sky in terms of redshift and lateral placement, implying an outline of a dimmer more massive structure in which the quasars are embedded.]
