| AZYGOSPORE | • azygospore n. A agametic zygospore. • AZYGOSPORE n. a thick-walled spore produced by parthenogenesis in certain algae and fungi. |
| GYNOPHORES | • gynophores n. Plural of gynophore. • GYNOPHORE n. the pedicel raising the pistil or ovary above the stamens, as in the passion flower. |
| GYROCOPTER | • gyrocopter n. (Aviation) An autogyro, similar to a helicopter. • GYROCOPTER n. an airplane balanced and supported by the aerodynamic forces acting on rapidly rotating horizontal or slightly inclined airfoils, also GYROPLANE. |
| GYROSCOPES | • gyroscopes n. Plural of gyroscope. • GYROSCOPE n. a wheel or disc mounted so that it can spin rapidly about an axis which itself can rotate about either of two other axes perpendicular to it and to each other. |
| HYGROPHOBE | • HYGROPHOBE n. a plant growing best where moisture is scanty. |
| HYGROSCOPE | • hygroscope n. An instrument that indicates changes in atmospheric humidity. • HYGROSCOPE n. an instrument for displaying changes in air humidity. |
| MORPHOGENY | • morphogeny n. (Biology) History of the evolution of forms; that part of ontogeny that deals with the germ history… • MORPHOGENY n. the history of the evolution of forms. |
| NEPHROLOGY | • nephrology n. (Medicine) The branch of medicine that deals with the function and diseases of the kidneys. • NEPHROLOGY n. the study of the kidneys. |
| OLEOGRAPHY | • oleography n. The art or process of producing the pictures known as oleographs. • oleography n. The process of identifying oils by their oleographs. • OLEOGRAPHY n. the art of lithographic reproduction of oil painting. |
| OREOGRAPHY | • oreography n. Alternative form of orography. • OREOGRAPHY n. the science of mountains, also OROGRAPHY. |
| PHRENOLOGY | • phrenology n. (Medicine, biology) The science or now discredited pseudo-science, which studies the relationships between… • PHRENOLOGY n. the study of bumps on the head. |
| PONEROLOGY | • ponerology n. The study of evil. • PONEROLOGY n. the theological doctrine of wickedness or evil. |
| PRAXEOLOGY | • praxeology n. The study of human action or conduct. • PRAXEOLOGY n. the study of human action and conduct. |
| PYRETOLOGY | • pyretology n. A discourse or treatise on fevers; the doctrine of fevers. • PYRETOLOGY n. medical study of fevers. |
| PYROGENOUS | • pyrogenous adj. (Pathology, chemistry, geology) Synonym of pyrogenic. • pyrogenous adj. (Pathology, chemistry, geology) Synonym of pyrogenetic. • PYROGENOUS adj. produced by, or producing, heat or fever, also PYROGENETIC, PYROGENIC. |
| PYROLOGIES | • PYROLOGY n. the scientific examination of materials by heat. |
| ZYGOSPORES | • zygospores n. Plural of zygospore. • ZYGOSPORE n. a spore formed by union of two similar cells, also ZYGOSPERM. |