| LEPIDOPTERIST | • lepidopterist n. Someone who studies lepidoptery; someone who studies butterflies and moths. • LEPIDOPTERIST n. a specialist in lepidopterology. |
| MICROPIPETTES | • micropipettes n. Plural of micropipette. • MICROPIPETTE n. a very fine pipette, also MICROPIPET. |
| PERPETRATIONS | • perpetrations n. Plural of perpetration. • PERPETRATION n. the act of perpetrating. |
| PERPETUATIONS | • perpetuations n. Plural of perpetuation. • PERPETUATION n. continuation or preservation for ever, or a long time. |
| PHOSPHORETTED | • PHOSPHORETTED adj. combined with phosphorus, also PHOSPHURETTED. |
| PHOSPHURETTED | • phosphuretted adj. Alternative spelling of phosphureted. • PHOSPHURETTED adj. combined with phosphorus, also PHOSPHORETTED. |
| PHOTORECEPTOR | • photoreceptor n. (Biology) A specialized neuron or other structure able to detect and react to light. • PHOTORECEPTOR n. a receptor for light stimuli. |
| PHREATOPHYTES | • phreatophytes n. Plural of phreatophyte. • PHREATOPHYTE n. a plant with a deep root system that draws its water supply from near the water table. |
| PLECTOPTEROUS | • PLECTOPTEROUS adj. of or like the Plectoptera, mayflies. |
| POSTOPERATIVE | • postoperative adj. Of, relating to, or occurring in the period after a surgical operation. • postoperative n. A transgender person who has undergone gender reassignment surgery. • post-operative adj. Alternative spelling of postoperative. |
| POSTPUBERTIES | • POSTPUBERTY n. the period after puberty. |
| PRECEPTORATES | • PRECEPTORATE n. the office of preceptor. |
| PTERIDOPHYTES | • pteridophytes n. Plural of pteridophyte. • PTERIDOPHYTE n. the general name for the ferns and their allies. |
| PYRETOTHERAPY | • pyretotherapy n. (Obsolete, medicine) pyrotherapy. • PYRETOTHERAPY n. medical treatment by causing fever. |
| REAPPOINTMENT | • reappointment n. An act of reappointing. • reäppointment n. Obsolete spelling of reappointment. • REAPPOINTMENT n. the act of reappointing. |
| SPERMATOPHYTE | • spermatophyte n. (Botany) Any plant that bears seeds rather than spores. • SPERMATOPHYTE n. a seed plant. |
| TELEPROMPTERS | • teleprompters n. Plural of teleprompter. |