| ANTIHYDROGEN | • antihydrogen n. (Physics, uncountable) The antimatter equivalent of hydrogen, consisting of an antiproton and an positron… • antihydrogen n. (Physics, countable) An atom of the antimatter equivalent of hydrogen. • ANTIHYDROGEN n. an antimatter form of hydrogen. |
| CARDIOGRAPHY | • cardiography n. (Medicine) The graphic recording of the movement, or other function of the heart as a means of diagnosis. • CARDIOGRAPHY n. the making of cardiographs. |
| DYNAMOGRAPHS | • dynamographs n. Plural of dynamograph. • DYNAMOGRAPH n. an instrument for recording mechanical forces. |
| HEADSTRONGLY | • headstrongly adv. In a headstrong manner. • HEADSTRONG adv. impetuous. |
| HYDROGENASES | • hydrogenases n. Plural of hydrogenase. • HYDROGENASE n. an enzyme that catalyzes hydrogen formation in certain microorganisms. |
| HYDROGENATED | • hydrogenated v. Simple past tense and past participle of hydrogenate. • hydrogenated adj. That has been treated, or reacted with hydrogen; especially describing a saturated fat so obtained from… • HYDROGENATE v. to combine or treat with hydrogen. |
| HYDROGENATES | • hydrogenates v. Third-person singular simple present indicative form of hydrogenate. • HYDROGENATE v. to combine or treat with hydrogen. |
| HYDROGENATOR | • hydrogenator n. (Chemistry) A device that hydrogenates. • HYDROGENATOR n. an agent that hydrogenates. |
| HYDROGRAPHER | • hydrographer n. A scientist whose speciality is hydrography. • HYDROGRAPHER n. a student of hydrography. |
| HYDROGRAPHIC | • hydrographic adj. Of or pertaining to hydrography. • HYDROGRAPHIC adj. relating to hydrography, the study of bodies of water, also HYDROGRAPHICAL. |
| HYDROLOGICAL | • hydrological adj. Of or pertaining to hydrology. • HYDROLOGICAL adj. relating to hydrology, also HYDROLOGIC. |
| 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. |
| HYDROPLANING | • hydroplaning v. Present participle of hydroplane. • hydroplaning n. (Automotive, US, Canada) The loss of contact with the road because of surface water. The act of aquaplaning. • HYDROPLANE v. to travel by hydroplane, a light, flat-bottomed motorboat. |
| ODONTOGRAPHY | • odontography n. A scientific description of the teeth. • ODONTOGRAPHY n. a description or history of teeth. |
| PARAHYDROGEN | • parahydrogen n. (Physics) The form of the hydrogen molecule (H2) in which the two nuclei have antiparallel spin; about… • PARAHYDROGEN n. a spin isomer of hydrogen. |
| PSEUDOGRAPHY | • pseudography n. False writing; forgery. • pseudography n. Incorrect spelling. • PSEUDOGRAPHY n. unsatisfactory spelling. |
| SHADOWGRAPHY | • shadowgraphy n. The creation of shadowgraph images. • shadowgraphy n. The selective blocking of a light source in order to produce the silhouettes of animals, etc. as a form… • SHADOWGRAPHY n. the making of images by shadowgraph. |