(mathematics, physics) A mathematical formulation for a black hole which does not contain a singularity. The environment outside the event horizon is the same as other formulations for black holes.

A form of social organization where individuals are free to trade for any commodity, including those usually reserved for the state.

present participle of feeble

Initialism of preacher's kid, pastor's kid or priest's kid: the child of a clergyman and/or clergywoman, especially Protestant. / (parapsychology) Initialism of psychokinesis.