- pandeismA belief in a god who is both pantheistic and deistic, in particular a god who designed the universe and then became it and ceased to exist separately and act consciously with respect to it.
- panmicticOf, or pertaining to panmixia.
- panmixiaA situation in which an individual is just as likely to mate with a randomly chosen individual as any other in the population.
- panmixisPanmixia.
- PannotiaA supercontinent which formed on Earth approximately 600 million years ago.
- pantropyThe process of adapting humans through genetic and/or cybernetic means to thrive in environments otherwise inhospitable to them, such as outer space, the deep sea or other planets.