| EPIPHYTOLOGIES | • EPIPHYTOLOGY n. the study of epiphytes. |
| EPISTOLOGRAPHY | • epistolography n. The art or practice of writing epistles. • EPISTOLOGRAPHY n. letter-writing. |
| HYPODIPLOIDIES | • hypodiploidies n. Plural of hypodiploidy, referring to types thereof. • HYPODIPLOIDY n. the state of being hypodiploid, having slightly fewer than the diploid number of chromosomes. |
| HYPOPHOSPHITES | • hypophosphites n. Plural of hypophosphite. • HYPOPHOSPHITE n. a salt of hypophosphorous acid. |
| HYPOPHOSPHORIC | • hypophosphoric adj. Of or pertaining to hypophosphoric acid or its derivatives. • HYPOPHOSPHORIC adj. as in hypophosphoric acid, a tetrabasic acid produced by the slow oxidation of phosphorus in moist ai. |
| PAROEMIOGRAPHY | • PAROEMIOGRAPHY n. the study of proverbs. |
| PHARYNGOSCOPIC | • pharyngoscopic adj. Relating to pharyngoscopy. • PHARYNGOSCOPIC adj. relating to a pharyngoscope. |
| PHOSPHOROLYSIS | • phosphorolysis n. (Chemistry) Any reaction, akin to hydrolysis, in which a bond is broken by the action of phosphoric acid or phosphate. • PHOSPHOROLYSIS n. a reaction analogous to hydrolysis involving phosphoric acid. |
| PHOSPHOROLYTIC | • phosphorolytic adj. Of or pertaining to phosphorolysis. • PHOSPHOROLYTIC adj. relating to phosphorolysis. |
| PHOTOTYPICALLY | • PHOTOTYPIC adv. of or pertaining to a phototype or phototypy. |
| POLYPHONICALLY | • polyphonically adv. In a polyphonic manner; using polyphony. • POLYPHONIC adv. having a multiplicity of sounds, also POLYPHONOUS. |
| POLYPHOSPHORIC | • polyphosphoric adj. (Chemistry) Used to describe polymeric phosphoric acids and their derivatives. • POLYPHOSPHORIC adj. as in polyphosphoric acid, any oxyacid of pentavalent phosphorus. |
| PORPHYROGENITE | • porphyrogenite n. (Historical) an honorific title given to a son of a reigning emperor in the Byzantine Empire, notably… • PORPHYROGENITE n. a Byzantine emperor's son, born in the purple. |
| PROTOPORPHYRIN | • protoporphyrin n. (Biochemistry) Any porphyrin that lacks a central metal ion. • PROTOPORPHYRIN n. metal-free porphyrin derived from blood hemin. |
| PTERIDOPHYTOUS | • PTERIDOPHYTOUS adj. of or like a pteridophyte, a fern, also PTERIDOPHYTIC. |
| PYRONINOPHILIC | • pyroninophilic adj. Readily stained by pyronine. • PYRONINOPHILIC adj. having an affinity for pyronine, any of several xanthene dyes. |
| PYROPHOSPHORIC | • pyrophosphoric adj. Of, or relating to pyrophosphoric acid or its derivatives. • PYROPHOSPHORIC adj. as in pyrophosphoric acid, a type of acid. |
| SYNAPOMORPHIES | • synapomorphies n. Plural of synapomorphy. |
| SYPHILOPHOBIAS | • syphilophobias n. Plural of syphilophobia. • SYPHILOPHOBIA n. fear of syphilis. |