| CRYPTOLOGY | • cryptology n. The science or study of mathematical, linguistic, and other coding patterns and histories. • cryptology n. The practice of analysing encoded messages, in order to decode them. • cryptology n. Secret or enigmatical language. |
| HYDROPOLYP | • hydropolyp n. The polyp of a hydrozoan. • HYDROPOLYP n. a hydrozoan polyp. |
| HYPOCOTYLS | • hypocotyls n. Plural of hypocotyl. • HYPOCOTYL n. the stem of a plant below the cotyledons. |
| HYPOPLOIDY | • hypoploidy n. The condition of being hypoploid. • HYPOPLOIDY n. the state of being hypoploid, having a chromosome number a few below the normal diploid number. |
| PALYNOLOGY | • palynology n. (Sciences) The scientific study of spores, pollen and particulate organic matter in various matrices… • PALYNOLOGY n. the scientific study of spores and pollen. |
| PAPYROLOGY | • papyrology n. The study of ancient texts written on papyrus. • PAPYROLOGY n. the study of paper. |
| PHYSIOLOGY | • physiology n. A branch of biology that deals with the functions and activities of life or of living matter (as organs… • physiology n. (Obsolete) The study and description of natural objects; natural science. • PHYSIOLOGY n. a branch of biology that deals with the functions and activities of life or of living matter (as organs, tissues, or cells) and of the physical and chemical phenomena involved. |
| POLYCHROMY | • polychromy n. Polychrome painting. • polychromy n. The painting of statues etc. • POLYCHROMY n. the art or practice of combining different colors, esp. brilliant ones, in an artistic way. |
| POLYGYNOUS | • polygynous adj. (Botany) Having many styles; belonging to the order Polygynia; polygynian. • polygynous adj. Having more than one female as wife or mate; practicing polygyny. • POLYGYNOUS adj. having many styles; belonging to the order Polygynia, also POLYGYNIAN. |
| POLYONYMIC | • polyonymic adj. Relating to polyonym. • POLYONYMIC adj. of a name, consisting of more than two words. |
| POLYPLOIDY | • polyploidy n. (Uncountable, genetics) The condition of being polyploid or the process of becoming polyploid. • polyploidy n. (Countable, genetics) An instance of being polyploid. • POLYPLOIDY n. the condition of being polyploid. |
| PSYCHOLOGY | • psychology n. (Uncountable) The study of the human mind. • psychology n. (Uncountable) The study of human or animal behavior. • psychology n. (Uncountable, chiefly historical) The study of the soul. |
| PYRETOLOGY | • pyretology n. A discourse or treatise on fevers; the doctrine of fevers. • PYRETOLOGY n. medical study of fevers. |
| TYPHLOLOGY | • typhlology n. (Medicine) The scientific study of blindness. • TYPHLOLOGY n. the study of blindness and the blind. |