| ANDROGYNOPHORE | • androgynophore n. (Botany) A stalk bearing both the androecium and the gynoecium of a flower above the level of insertion… • ANDROGYNOPHORE n. another name for the androphore, a support or column on which stamens are raised. |
| HYDROCORTISONE | • hydrocortisone n. (Biochemistry, steroids, pharmacology) A glucocorticoid steroid hormone C21H30O5 produced by the adrenal… • HYDROCORTISONE n. a glucocorticoid hormone that is used to treat inflammatory and allergic conditions, aka cortisol. |
| HYPOMENORRHOEA | • hypomenorrhoea n. Alternative form of hypomenorrhea. • HYPOMENORRHOEA n. the condition in which the interval between two menstrual periods is increased to between 35 and 42 days, also HYPOMENORRHEA. |
| ORTHOHYDROGENS | • orthohydrogens n. Plural of orthohydrogen. • ORTHOHYDROGEN n. the form of molecular hydrogen, constituting about 75 per cent of the total at normal temperatures, in which the nuclei of the atoms spin in the same direction. |
| ORTHOMYXOVIRUS | • orthomyxovirus n. (Virology) Any RNA virus of Orthomyxoviridae family characterised by having two long glycoprotein spikes. |
| ORTHOPTEROLOGY | • orthopterology n. The scientific study of the Orthoptera. • ORTHOPTEROLOGY n. the study of cockroaches. |
| ORTHOPYROXENES | • orthopyroxenes n. Plural of orthopyroxene. • ORTHOPYROXENE n. a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene. |
| PROTOPORPHYRIN | • protoporphyrin n. (Biochemistry) Any porphyrin that lacks a central metal ion. • PROTOPORPHYRIN n. metal-free porphyrin derived from blood hemin. |
| PYROPHOSPHORIC | • pyrophosphoric adj. Of, or relating to pyrophosphoric acid or its derivatives. • PYROPHOSPHORIC adj. as in pyrophosphoric acid, a type of acid. |
| PYROPHOTOGRAPH | • PYROPHOTOGRAPH n. a burnt-in photograph, e.g. on glass or porcelain. |
| PYROPHOTOMETER | • PYROPHOTOMETER n. a type of pyrometer in which the temperature of an incandescent body is determined by photometric measurement of the light it emits. |
| PYROPHOTOMETRY | • PYROPHOTOMETRY n. the measurement of the temperature of an incandescent body by photometric measurement of the light it emits. |
| RHYNCHOPHOROUS | • rhynchophorous adj. Belonging to genus Rhynchophorus. • RHYNCHOPHOROUS adj. of or belonging to the Rhynchophora; snouted. |