| AEROPLANKTON | • aeroplankton n. The tiny lifeforms that float and drift in the air, carried by the current of the wind. • AEROPLANKTON n. minute organisms carried in the air. |
| ENTOPLASTRON | • entoplastron n. (Anatomy) The median plate of the plastron of turtles. • ENTOPLASTRON n. the unpaired plate behind the epiplastra in a turtle's plastron. |
| INTERLOOPING | • INTERLOOP v. to loop together. |
| MELANOTROPIN | • melanotropin n. (Endocrinology, biochemistry) Synonym of melanocyte-stimulating hormone. • MELANOTROPIN n. a hormone secreted by the pituitary gland which stimulates the production of melanin by melanocytes. |
| MEROPLANKTON | • meroplankton n. (Biology) Any organism that spends part of its life-cycle (especially the larval stage) as plankton. • MEROPLANKTON n. plankton consisting of certain larvae that do not spend all their life as plankton. |
| NEURYPNOLOGY | • neurypnology n. (Obsolete) Alternative form of neurohypnology. • NEURYPNOLOGY n. an old name for the science of hypnotism, also NEUROHYPNOLOGY. |
| NONPETROLEUM | • nonpetroleum adj. (Of fuel) Not petroleum-based, not containing petroleum. • NONPETROLEUM adj. not derived from petroleum. |
| PANTALOONERY | • pantaloonery n. (Dated) The character or performances of a pantaloon; buffoonery. • pantaloonery n. (Dated) Materials used to make pantaloons. • PANTALOONERY n. buffoonery. |
| PHILODENDRON | • philodendron n. Any of several climbing plants, of the genus Philodendron, native to America and the West Indies that… • PHILODENDRON n. any of various aroid plants cultivated for their showy foliage. |
| PREDNISOLONE | • prednisolone n. (Pharmacology) A synthetic glucocorticoid C21H28O5 that is a dehydrogenated analog of cortisol and is… • PREDNISOLONE n. a drug similar to cortisone, used as an anti-inflammatory, also PREDNISONE. |
| PREGNENOLONE | • pregnenolone n. (Biochemistry, steroids) A steroid prohormone involved in the steroidogenesis of progesterone, mineralocorticoids… • PREGNENOLONE n. a steroid ketone formed by the oxidation of steroids and yielding progesterone on dehydrogenation. |
| PROLEGOMENON | • prolegomenon n. (Usually in the plural) A prefatory discussion; a formal essay or critical discussion serving to introduce… • PROLEGOMENON n. prefatory remarks; specifically, a formal essay or critical discussion serving to introduce and interpret an extended work. |
| PROLONGMENTS | • prolongments n. Plural of prolongment. • PROLONGMENT n. the act of prolonging. |
| PRONOUNCEDLY | • pronouncedly adv. In a pronounced manner; markedly, distinctively. • PRONOUNCED adv. strongly marked; unequivocal. |