| CHIMNEYBOARD | • CHIMNEYBOARD n. a board blocking up a fireplace. |
| CHRYSOMELIDS | • chrysomelids n. Plural of chrysomelid. • CHRYSOMELID n. a member of the leaf-beetle family. |
| DIATHERMANCY | • diathermancy n. The condition of being diathermic. • DIATHERMANCY n. permeability by or conductibility of radiant heat, also DIATHERMACY. |
| DYSRHYTHMICS | • DYSRHYTHMIC n. someone suffering from dysrhythmia. |
| HYDRODYNAMIC | • hydrodynamic adj. (Physics) Of, or relating to the science of hydrodynamics. • hydrodynamic adj. Operated by the force of water in motion. • HYDRODYNAMIC adj. of, relating to, or involving principles of hydrodynamics, also HYDRODYNAMICAL. |
| 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). |
| HYDROMORPHIC | • hydromorphic adj. Synonym of hydric (“requiring moisture”). • hydromorphic adj. (Soil science) Formed in the presence of an excess of water. • HYDROMORPHIC adj. developed in the presence of an excess of moisture which tends to suppress aerobic factors in soil-building. |
| HYPERENDEMIC | • hyperendemic adj. (Medicine) That has a high and continued incidence in an area. • HYPERENDEMIC adj. extremely endemic. |
| IDIORHYTHMIC | • idiorhythmic adj. Having its own rhythm or style. • IDIORHYTHMIC adj. self-regulating; allowing each member to regulate his or her own life, also IDIORRHYTHMIC. |
| ORCHIDECTOMY | • orchidectomy n. Synonym of orchiectomy. • ORCHIDECTOMY n. excision of one or both testicles, also ORCHIECTOMY. |
| PACHYDERMIAS | • PACHYDERMIA n. elephantiasis. |
| PACHYDERMOUS | • PACHYDERMOUS adj. thick-skinned, also PACHYDERMATOUS. |
| PSYCHODRAMAS | • psychodramas n. Plural of psychodrama. • PSYCHODRAMA n. therapeutic drama. |
| RHYTIDECTOMY | • rhytidectomy n. (Surgery) Plastic surgery to reduce the visible signs of aging in the face by removing wrinkles. • RHYTIDECTOMY n. the surgical removal of wrinkles. |