| CHLAMYDOMONAS | • Chlamydomonas prop.n. A taxonomic genus within the family Chlamydomonadaceae – a unicellular green alga. • CHLAMYDOMONAS n. a member of the genus Chlamydomonas of (mainly freshwater) green algae. |
| CHLAMYDOSPORE | • chlamydospore n. A thick-walled spore that is the resting stage of some bacteria. • CHLAMYDOSPORE n. a thick-walled usually resting fungal spore. |
| DISHONOURABLY | • dishonourably adv. (Britain) Alternative spelling of dishonorably. • DISHONOURABLE adv. not honourable, also DISHONORABLE. |
| DYSMENORRHOEA | • dysmenorrhoea n. Alternative spelling of dysmenorrhea. • dysmenorrhœa n. Obsolete form of dysmenorrhea. • DYSMENORRHOEA n. painful menstruation, also DYSMENORRHEA. |
| HYDROGENATORS | • hydrogenators n. Plural of hydrogenator. • HYDROGENATOR n. an agent that hydrogenates. |
| HYDROLYSATION | • hydrolysation n. Alternative form of hydrolyzation. • HYDROLYSATION n. the process of hydrolysing, also HYDROLYZATION. |
| HYDROSCOPICAL | • HYDROSCOPICAL adj. relating to a hydroscope, also HYDROSCOPIC. |
| HYDROSOMATOUS | • HYDROSOMATOUS adj. of or like hydrosomata. |
| HYDROTHORACES | • hydrothoraces n. Plural of hydrothorax. • HYDROTHORAX n. water liquid in the pleural cavity. |
| HYDROTHORAXES | • hydrothoraxes n. Plural of hydrothorax. • HYDROTHORAX n. water liquid in the pleural cavity. |
| HYPOCHONDRIAS | • hypochondrias n. Plural of hypochondria. • HYPOCHONDRIA n. suffering from imaginary illness. |
| PHOTODYNAMICS | • photodynamics n. The study of the activating effects of light on living organisms. • PHOTODYNAMICS n. the branch of biology concerned with the effects of light on the actions of plants and animals. |
| PHYTONADIONES | • PHYTONADIONE n. phylloquinone, vitamin K1. |
| POLYADELPHOUS | • polyadelphous adj. (Botany) Having stamens combined in more than two groups. • POLYADELPHOUS adj. of stamens, united in several bundles; having the stamens so united. |