| AEROHYDROPLANES | • AEROHYDROPLANE n. a winged hydroplane or flying-boat. |
| ANDROGYNOPHORES | • androgynophores n. Plural of androgynophore. • ANDROGYNOPHORE n. another name for the androphore, a support or column on which stamens are raised. |
| ARCHEOASTRONOMY | • archeoastronomy n. Alternative spelling of archaeastronomy. • ARCHEOASTRONOMY n. the scientific study of the beliefs and practices concerning astronomy that existed in ancient and prehistoric civilizations. |
| DEHYDRORETINOLS | • DEHYDRORETINOL n. vitamin A2. |
| ECTOMYCORRHIZAS | • ectomycorrhizas n. Plural of ectomycorrhiza. • ECTOMYCORRHIZA n. a type of mycorrhiza in which the fungus forms a layer on the outside of the roots of the plant. |
| ERYTHROPOIETINS | • erythropoietins n. Plural of erythropoietin. • ERYTHROPOIETIN n. a glycoprotein hormone that stimulates the production of red blood cells by stem cells in bone marrow. |
| HEXYLRESORCINOL | • hexylresorcinol n. (Organic chemistry) A hexyl derivative of resorcinol that has anaesthetic, antiseptic and antihelmintic properties. • HEXYLRESORCINOL n. a crystalline phenol used as an antiseptic and anthelmintic. |
| HYDROCORALLINES | • HYDROCORALLINE n. a member the Hydrozoa, which includes millepores etc. |
| HYDROCORTISONES | • hydrocortisones n. Plural of hydrocortisone. • HYDROCORTISONE n. a glucocorticoid hormone that is used to treat inflammatory and allergic conditions, aka cortisol. |
| HYDROEXTRACTORS | • hydroextractors n. Plural of hydroextractor. • HYDROEXTRACTOR n. a drying machine that works centrifugally. |
| HYDROXYPROLINES | • hydroxyprolines n. Plural of hydroxyproline. • HYDROXYPROLINE n. an amino acid. |
| HYPOMENORRHOEAS | • hypomenorrhoeas n. Plural of hypomenorrhoea. • HYPOMENORRHOEA n. the condition in which the interval between two menstrual periods is increased to between 35 and 42 days, also HYPOMENORRHEA. |
| PORPHYROGENITES | • porphyrogenites n. Plural of porphyrogenite. • PORPHYROGENITE n. a Byzantine emperor's son, born in the purple. |
| PYROPHOTOMETERS | • PYROPHOTOMETER n. a type of pyrometer in which the temperature of an incandescent body is determined by photometric measurement of the light it emits. |
| RHOMBENPORPHYRS | • RHOMBENPORPHYR n. an intermediate, moderately fine-grained igneous rock with feldspar phenocrysts rhombic in section, also RHOMBENPORPHYRY, RHOMBPORPHYRY. |
| RHOMBPORPHYRIES | • RHOMBPORPHYRY n. an intermediate, moderately fine-grained igneous rock with feldspar inclusions, also RHOMBENPORPHYR, RHOMBENPORPHYRY. |
| SEMIPORNOGRAPHY | • semipornography n. Material that is partly or somewhat pornographic. • SEMIPORNOGRAPHY n. material approaching the pornographic. |