| peracute | Very acute; said of a disease. Origin: L. Peracutus, very sharply (05 Mar 2000) |
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| peraeopod | <zoology> One of the thoracic legs of a crustacean. Origin: Gr. On the opposite side + -pod. Source: Websters Dictionary (01 Mar 1998) |
| perambulating ulcer | <dermatology> A rapidly spreading ulcer attended by the formation of extensive sloughing. Synonym: perambulating ulcer, sloughing ulcer, ulcus ambulans. Origin: L. Phagedaena, Gr Phago, To eat. (05 Mar 2000) |
| perameles | <zoology> Any marsupial of the genus Perameles, which includes numerous species found in Australia. They somewhat resemble rabbits in size and form. Origin: NL, fr. Gr. A pouch + L. Meles a badger. Source: Websters Dictionary (01 Mar 1998) |
| peraquic moisture regime | A soil condition in which reducing conditions always occur due to the presence of ground water at or near the soil surface. (09 Oct 1997) |
| perarticulation | Synonym: synovial joint. Origin: per-+ L. Articulatio, joint (05 Mar 2000) |
| peratodynia | An obsolete term for pyrosis. Origin: G. Peratos, on the opposite side, + odyne, pain (05 Mar 2000) |
| peraxillary | Through the axilla. (05 Mar 2000) |
| perazine | <chemical> A phenothiazine antipsychotic with actions and uses similar to those of chlorpromazine. Extrapyramidal symptoms may be more common than other side effects. Pharmacological action: antipsychotic agents, phenothiazine, dopamine antagonists. Chemical name: 10H-Phenothiazine, 10-(3-(4-methyl-1-piperazinyl)propyl)- (12 Dec 1998) |
| perbromate | <chemistry> A salt of perbromic acid. Source: Websters Dictionary (01 Mar 1998) |
| perbromic | <chemistry> Pertaining to, or designating, the highest oxygen acid, HBrO4, of bromine. Origin: Pref. Per- + bromic. Source: Websters Dictionary (01 Mar 1998) |
| perbromide | <chemistry> A bromide having a higher proportion of bromine than any other bromide of the same substance or series. Source: Websters Dictionary (01 Mar 1998) |
| perca | <zoology> A genus of fishes, including the fresh water perch. Origin: L, a perch. Source: Websters Dictionary (01 Mar 1998) |
| percarbide | <chemistry> A compound containing a relatively large amount of carbon. Origin: Pref. Per- + carbide. Source: Websters Dictionary (01 Mar 1998) |
| percarburet | <chemistry> A percarbide. Origin: Pref. Per- + carburet. Source: Websters Dictionary (01 Mar 1998) |