| AMITRYPTYLINES | • AMITRYPTYLINE n. an antidepressant drug, also AMITRIPTYLINE. | 
| CRYPTANALYSES | • cryptanalyses n. Plural of cryptanalysis. • CRYPTANALYSIS n. the decipherment of code. | 
| HYDROXYPROLINES | • hydroxyprolines n. Plural of hydroxyproline. • HYDROXYPROLINE n. an amino acid. | 
| HYPERSALINITY | • hypersalinity n. Abnormally high salinity. • HYPERSALINITY n. excessive salinity. | 
| HYPERSONICALLY | • hypersonically adv. In a hypersonic way. • HYPERSONIC adv. flying at more than five times the speed of sound. | 
| HYPOCRYSTALLINE | • hypocrystalline adj. (Geology, of igneous rocks) having both glass and crystalline components. • HYPOCRYSTALLINE adj. of igneous rocks, having both glass and crystalline components. | 
| NEUROPHYSIOLOGY | • neurophysiology n. (Physiology, neuroscience) The branch of physiology that deals with the nervous system. • NEUROPHYSIOLOGY n. the physiology of the nervous system. | 
| NEUROPSYCHOLOGY | • neuropsychology n. A branch of neurology and of clinical psychology that investigates the physiological basis of psychological processes. • neuropsychology n. The facts uncovered thereby, or the body of knowledge thus produced. • NEUROPSYCHOLOGY n. the study of the relation between brain and behaviour. | 
| PENNYROYALS | • pennyroyals n. Plural of pennyroyal. • PENNYROYAL n. an aromatic herb of Europe; also, a North American plant resembling it in flavour. | 
| POLYCRYSTALLINE | • polycrystalline adj. Composed of an aggregate of very small crystals in random orientations. • POLYCRYSTALLINE adj. consisting of crystals variously oriented. | 
| POLYEMBRYONIES | • POLYEMBRYONY n. the condition of having several embryos. | 
| POLYPROPYLENES | • polypropylenes n. Plural of polypropylene. • POLYPROPYLENE n. any of various thermoplastic plastics or fibers that are polymers of propylene, also POLYPROPENE. | 
| POLYSTYRENE | • polystyrene n. (Organic chemistry) A vinylic polymer of styrene, CH2CHphenyl. • polystyrene n. (Organic chemistry) An alkane chain of benzene molecules, RCH2CHphenylR. • POLYSTYRENE n. a polymer of styrene. | 
| POLYSTYRENES | • polystyrenes n. Plural of polystyrene. • POLYSTYRENE n. a polymer of styrene. | 
| PRESYNAPTICALLY | • presynaptically adv. In a presynaptic manner. • PRESYNAPTIC adv. relating to a neuron by which a nerve impulse is conveyed to a synapse. | 
| PSYCHOANALYSER | • psychoanalyser n. One who psychoanalyses. • PSYCHOANALYSER n. one who psychoanalyses, also PSYCHOANALYZER. | 
| PSYCHOANALYSERS | • psychoanalysers n. Plural of psychoanalyser. • PSYCHOANALYSER n. one who psychoanalyses, also PSYCHOANALYZER. | 
| PSYCHOANALYZER | • psychoanalyzer n. Alternative form of psychoanalyser. • PSYCHOANALYZER n. one who psychoanalyzes, also PSYCHOANALYSER. | 
| PSYCHOANALYZERS | • psychoanalyzers n. Plural of psychoanalyzer. • PSYCHOANALYZER n. one who psychoanalyzes, also PSYCHOANALYSER. | 
| PYROXYLINES | • PYROXYLINE n. any of the nitrocelluloses, also PYROXYLE, PYROXYLIN. |