pseudocyesis |
a physical condition in which symptoms of pregnancy are falsely manifested; false pregnancy. |
pseudohermaphrodite |
a person or animal that has sex glands of one sex and external genital organs and sex characteristics resembling those of the opposite sex. |
pseudonym |
a false name adopted by someone, esp. an author, to conceal his or her identity; pen name. |
pseudonymous |
having or using a fictitious or false name. [2 definitions] |
pseudopod |
a temporary protrusion of the protoplasm in certain one-celled organisms or in certain cells of some multicellular animals, used like a foot in locomotion or like a hand to grasp food. |
pseudopodium |
pseudopod. |
pseudoscience |
a theory, methodology, or the like, such as astrology, that claims an unjustified scientific basis or application. |
pshaw |
an expression of disbelief, annoyance, or the like. |
psi1 |
abbreviation of "pounds per square inch." |
psi2 |
the name of the twenty-third letter of the Greek alphabet. [2 definitions] |
psilocybin |
a solid, crystalline hallucinogenic obtained from a certain type of mushroom. |
psi particle |
an unstable meson that is thought to be composed of a quark and its antiparticle. |
psittacosis |
a viral infection of birds that can be transmitted to humans as an illness similar to pneumonia. |
psoriasis |
a chronic disease of the skin that causes dry, scaly patches. |
psst |
used to attract the attention. |
PST |
abbreviation of "Pacific Standard Time," the standard time used in the Pacific Coast region of the United States, eight hours behind Greenwich time. |
psych |
(informal) to intimidate with psychological pressure; make uneasy or nervous (usu. fol. by "out"). [3 definitions] |
psyche |
the human soul or spirit. [3 definitions] |
psychedelic |
of, relating to, or producing heightened or distorted sensory perceptions, hallucinations, and sometimes extreme behavioral patterns. [3 definitions] |
psychiatrist |
a doctor who specializes in treating mental and emotional disorders. |
psychiatry |
the medical science or practice of diagnosing, treating, and preventing mental and emotional disorders. |