| EPIPHYTOTICS | • EPIPHYTOTIC n. a sudden outbreak of plant disease over extended geographical area. |
| HYPERCAPNIAS | • hypercapnias n. Plural of hypercapnia. • HYPERCAPNIA n. the presence of excessive amounts of carbon dioxide in the blood, also HYPERCARBIA. |
| HYPERPLASTIC | • hyperplastic adj. Of, or relating to hyperplasia. • HYPERPLASTIC adj. relating to hyperplasia. |
| HYPSOGRAPHIC | • hypsographic adj. (Sciences) Of or relating to hypsography (measuring altitude or depth versus area). • HYPSOGRAPHIC adj. relating to hypsography, the branch of geography dealing with the measurement and mapping of heights above sea level, also HYPSOGRAPHICAL. |
| PANPSYCHISMS | • panpsychisms n. Plural of panpsychism. • PANPSYCHISM n. the theory that all nature has a psychic side. |
| PANPSYCHISTS | • panpsychists n. Plural of panpsychist. • PANPSYCHIST n. a believer in panpsychism. |
| PARAPSYCHISM | • PARAPSYCHISM n. panpsychistic parallelism. |
| PETROPHYSICS | • petrophysics n. (Geology, physics) The physics of rock, especially rock that acts as a reservoir for petroleum or other fluids. • PETROPHYSICS n. that branch of physics relating to the physical properties of rocks. |
| PHYCOPHAEINS | • PHYCOPHAEIN n. a brown pigment found in seaweeds. |
| POSTHYPNOTIC | • posthypnotic adj. After being hypnotized. • POSTHYPNOTIC adj. taking place after hypnosis. |
| PSAMMOPHYTIC | • PSAMMOPHYTIC adj. like a psammophyte, a plant adapted to growing in sand. |
| PSYCHOPATHIC | • psychopathic adj. Exhibiting the behaviors and personality traits of a psychopath. • psychopathic n. (Dated) A psychopath. • PSYCHOPATHIC adj. relating to psychopathy. |
| PSYCHOTROPIC | • psychotropic adj. (Pharmacology) Affecting the mind or mental processes. • psychotropic n. (Pharmacology) A psychotropic drug or agent. • PSYCHOTROPIC adj. acting on the mind. |
| SPERMAPHYTIC | • spermaphytic adj. Synonym of spermatophytic. • SPERMAPHYTIC adj. of or like a spermaphyte, also SPERMOPHYTIC. |
| SPERMOPHYTIC | • spermophytic adj. (Botany) Capable of producing seeds. • SPERMOPHYTIC adj. of or like a spermaphyte, also SPERMAPHYTIC. |