| ATHROCYTES | • athrocytes n. Plural of athrocyte. • ATHROCYTE n. a cell having the ability to move and store foreign matter. |
| AUTOTROPHY | • autotrophy n. (Biology) The synthesis of food from inorganic substances, using heat or light as a source of energy. • AUTOTROPHY n. the state of being an autotroph, an organism that is able to manufacture its own food from inorganic substances. |
| BATHOMETRY | • BATHOMETRY n. measurement of the depth of water. |
| HATEWORTHY | • hateworthy adj. Worthy of being hated, detestable, despicable. • HATEWORTHY adj. worthy of hate. |
| HESITATORY | • hesitatory adj. Hesitating. • HESITATORY adj. hesitating. |
| HETEROTAXY | • heterotaxy n. (Dated) heterotaxis. • HETEROTAXY n. the abnormal disposition of organs or parts, also HETEROTAXIA. |
| HYDROSTATS | • hydrostats n. Plural of hydrostat. • HYDROSTAT n. a contrivance or apparatus to prevent the explosion of steam boilers. |
| HYGROSTATS | • hygrostats n. Plural of hygrostat. • HYGROSTAT n. a machine for regulating the humidity of air. |
| LITHOLATRY | • litholatry n. (Chiefly theology) The worship of stones. • LITHOLATRY n. stone-worship. |
| METATHEORY | • metatheory n. A theory about a theory. • metatheory n. Examination of the theory or theories relating to a certain field of study or endeavour. • METATHEORY n. philosophical discussion of the foundations, structure, or results of some theory, such as metamathematics. |
| METHYLATOR | • methylator n. A person, company of device that methylates (originally, one that produced methylated spirits). • methylator n. (Biochemistry) Anything that causes methylation. • METHYLATOR n. an agent that methylates. |
| PROTOPATHY | • PROTOPATHY n. first or direct experience. |
| RUBYTHROAT | • rubythroat n. Any of several species of birds, the males having a brilliant patch of metallic red on the throat. • RUBYTHROAT n. any of numerous species of humming birds, in which the male has on the throat a brilliant patch of red feathers having metallic reflections. |
| TACHOMETRY | • tachometry n. The use of a tachometer. • TACHOMETRY n. the measurement of speed, also TACHYMETRY. |
| THYRATRONS | • thyratrons n. Plural of thyratron. • THYRATRON n. a gas-filled valve with a heated cathode, able to carry very high currents. |
| TRACHYTOID | • trachytoid adj. (Mineralogy) Resembling trachyte. • TRACHYTOID adj. resembling trachyte. |
| TRAYCLOTHS | • traycloths n. Plural of traycloth. • TRAYCLOTH n. a cloth for covering a tray. |
| TRYPTOPHAN | • tryptophan n. (Biochemistry) An essential amino acid having an indole side chain; it is present in many foods, especially… • TRYPTOPHAN n. an essential amino acid, also TRYPTOPHANE. |