| CHRYSOMELIDS | • chrysomelids n. Plural of chrysomelid. • CHRYSOMELID n. a member of the leaf-beetle family. |
| DYNAMOGRAPHS | • dynamographs n. Plural of dynamograph. • DYNAMOGRAPH n. an instrument for recording mechanical forces. |
| DYSMENORRHEA | • dysmenorrhea n. (Medicine) Painful menstruation (menstrual#Adjective pain), viewed as a symptom#Noun in any of various disorders. • dysmenorrhea n. (Medicine) Painful menstruation (menstrual#Adjective pain), viewed as a disorder#Noun in its own right… • DYSMENORRHEA n. painful menstruation, also DYSMENORRHOEA. |
| GOLDSMITHERY | • goldsmithery n. The work of a goldsmith. • GOLDSMITHERY n. the craft of a goldsmith, also GOLDSMITHRY. |
| HYDROMANCERS | • hydromancers n. Plural of hydromancer. • HYDROMANCER n. one who practises hydromancy. |
| HYDROMANCIES | • hydromancies n. Plural of hydromancy. • HYDROMANCY n. divination by the appearance or motion of liquids (as water). |
| HYDROMASSAGE | • hydromassage n. A therapeutic massage in which bubbles of air and jets of water are pumped through a bath in which the recipient lies. • hydromassage v. (Transitive) To massage in this way. |
| HYDROMEDUSAE | • hydromedusae n. Plural of hydromedusa. • HYDROMEDUSA n. a hydrozoan in its medusoid stage, also HYDROMEDUSAN, HYDROMEDUSOID. |
| HYDROMEDUSAN | • hydromedusan adj. (Zoology) Relating to the hydromedusas. • HYDROMEDUSAN n. a hydromedusa, also HYDROMEDUSA, HYDROMEDUSOID. |
| HYDROMEDUSAS | • hydromedusas n. Plural of hydromedusa. • HYDROMEDUSA n. a hydrozoan in its medusoid stage, also HYDROMEDUSAN, HYDROMEDUSOID. |
| HYDROMETEORS | • hydrometeors n. Plural of hydrometeor. • HYDROMETEOR n. a general term for the aqueous phenomena of the atmosphere, as rain, snow, sleet, hail. |
| HYDROMETRIES | • HYDROMETRY n. the art of determining the specific gravity of liquids, and thence the strength of spirituous liquors, saline solutions, etc. |
| HYDROTROPISM | • hydrotropism n. (Biology) The movement of a plant (or other organism) in response to water, either towards or away from water. • HYDROTROPISM n. growth in the direction of water. |
| HYDROXONIUMS | • hydroxoniums n. Plural of hydroxonium. • HYDROXONIUM n. the obsolete name for the cation H3O+ derived from protonation of water. |
| HYPODERMISES | • hypodermises n. Plural of hypodermis. • HYPODERMIS n. the layer of skin just below the epidermis, also HYPODERM. |
| MONOHYDRATES | • monohydrates n. Plural of monohydrate. • MONOHYDRATE n. a hydrate containing one molecule of water per molecule of the compound. |
| PACHYDERMOUS | • PACHYDERMOUS adj. thick-skinned, also PACHYDERMATOUS. |
| PSYCHODRAMAS | • psychodramas n. Plural of psychodrama. • PSYCHODRAMA n. therapeutic drama. |
| RHABDOMYOMAS | • rhabdomyomas n. Plural of rhabdomyoma. • RHABDOMYOMA n. a tumour of striated muscle. |
| WORDSMITHERY | • wordsmithery n. The work of a wordsmith; skilful use of words. • WORDSMITHERY n. the craft of the wordsmith. |