| AXEROPHTHOL | • axerophthol n. Vitamin A. • AXEROPHTHOL n. vitamin A, a pale yellow crystalline substance, deficiency of which causes xerophthalmia. |
| CHOROPLETHS | • choropleths n. Plural of choropleth. • CHOROPLETH n. a map using symbols (often a series of shadings) on geographic subdivisions to represent each subdivision's level in a range of values. |
| GERONTOPHIL | • GERONTOPHIL n. a person who experiences gerontophilia, a sexual attraction towards old people, also GERONTOPHILE. |
| HELIOTROPES | • heliotropes n. Plural of heliotrope. • HELIOTROPE n. any of a genus of herbs or shrubs of the borage family. |
| HELIOTROPIC | • heliotropic adj. Exhibiting heliotropism. • HELIOTROPIC adj. turning towards the sun, also HELIOTROPICAL. |
| HELIOTROPIN | • heliotropin n. Piperonal. • HELIOTROPIN n. a phenolic aldehyde of very pleasant odour, used as a perfume and in flavourings, etc., aka piperonal. |
| HERPETOLOGY | • herpetology n. The branch of biology dealing with reptiles (Reptilia) and amphibians. • HERPETOLOGY n. the study of reptiles and amphibians. |
| HETEROPLOID | • heteroploid adj. (Biology) Having a chromosome number that is neither the haploid nor the diploid number normal in the species. • heteroploid n. (Biology) An organism having a chromosome number that is neither the haploid nor the diploid number… • HETEROPLOID n. an organism having a chromosome number that is not an integral multiple of the haploid. |
| HETEROPOLAR | • heteropolar adj. Of an electric generator that produces alternating current. • heteropolar adj. (Chemistry) Formed by ions of opposite charge. • HETEROPOLAR adj. polar, in the chemical sense. |
| OPHIOLATERS | • ophiolaters n. Plural of ophiolater. • OPHIOLATER n. a snake-worshipper. |
| ORTHOEPICAL | • orthoepical adj. Synonym of orthoepic. • ORTHOEPICAL adj. relating to orthoepy, the study of correct pronunciation, also ORTHOEPIC. |
| PHYTOSTEROL | • phytosterol n. (Biochemistry, botany) Any of a group of steroid alcohols, phytochemicals naturally occurring in plants… • PHYTOSTEROL n. any of various sterols derived from plants. |
| POSTHOLDERS | • postholders n. Plural of postholder. • POSTHOLDER n. one who holds a post. |
| PROTOPHLOEM | • protophloem n. The form of phloem that is initially formed, composed of narrow, thin-walled cells. • PROTOPHLOEM n. the first-formed phloem that develops from procambium, usually associated with a region of rapid growth. |
| STROPHIOLES | • strophioles n. Plural of strophiole. • STROPHIOLE n. a caruncle. |
| TOCOPHEROLS | • tocopherols n. Plural of tocopherol. • TOCOPHEROL n. vitamin E, found in wheatgerm, egg yolk etc. |
| TOOLPUSHERS | • toolpushers n. Plural of toolpusher. • tool-pushers n. Plural of tool-pusher. • TOOLPUSHER n. a supervisor of drilling operations at an oil well. |