| ASTROGEOLOGY | • astrogeology n. (Astronomy, geology) The science dealing with the structure and composition of planets and other bodies… • ASTROGEOLOGY n. the study of extraterrestrial geology. |
| COTYLEDONOID | • COTYLEDONOID adj. in the form of a cotyledon. |
| COTYLEDONOUS | • cotyledonous adj. Of or pertaining to a cotyledon. • COTYLEDONOUS adj. relating to or having cotyledons, also COTYLEDONARY. |
| DEOXYCORTONE | • deoxycortone n. (Pharmacology) UK form of desoxycortone. • DEOXYCORTONE n. a corticosteroid hormone important in maintaining sodium and water balance in the body. |
| ETHNOBIOLOGY | • ethnobiology n. (Biology) The study of the relationships between plants and animals and human cultures. • ETHNOBIOLOGY n. the branch of biology involving the study of the traditional uses of plants and animals in various human societies. |
| ETYMOLOGICON | • etymologicon n. A book of etymologies. • ETYMOLOGICON n. an etymological dictionary, also ETYMOLOGICUM. |
| HOMOIOTHERMY | • homoiothermy n. (Biology) Alternative form of homeothermy. • HOMOIOTHERMY n. the maintenance of a constant body temperature, also HOMEOTHERMISM, HOMEOTHERMY, HOMOTHERMY. |
| LEVOROTATORY | • levorotatory adj. (Chemistry, of an optically active compound or crystal) That rotates the plane of polarized light to… • LEVOROTATORY adj. counterclockwise; rotating the plane of polarization of light to the left, also LAEVOROTATORY, LEVOROTARY. |
| LOCOMOTIVELY | • LOCOMOTIVE adv. moving from place to place. |
| NEOORTHODOXY | • Neoorthodoxy n. Alternative form of Neo-orthodoxy. • neo-orthodoxy n. (Christianity, theology) A theological movement developed in the aftermath of World War I, largely a… • Neo-orthodoxy n. Alternative letter-case form of neo-orthodoxy. |
| OOPHORECTOMY | • oophorectomy n. (Medicine) Surgical removal of one or both ovaries. • oöphorectomy n. Alternative spelling of oophorectomy. • OOPHORECTOMY n. the operation of removing one or both of the ovaries, aka ovariotomy. |
| ORYCTOLOGIES | • ORYCTOLOGY n. (obsolete) mineralogy or paleontology. |
| PALEONTOLOGY | • paleontology n. (American spelling) Study of the forms of life existing in prehistoric or geologic times, especially… • PALEONTOLOGY n. the study of fossils, also PALAEONTOLOGY. |
| PHOTOGEOLOGY | • photogeology n. The use of aerial photography to interpret geologic features. • PHOTOGEOLOGY n. a branch of geology concerned with the identification and study of geological features through the study of aerial or orbital photographs. |
| PHOTOPOLYMER | • photopolymer n. (Chemistry) Any polymer that reacts to light with a physical or chemical change, used especially for teeth fillings. • PHOTOPOLYMER n. a photosensitive plastic used esp. in the manufacture of printing plates. |
| PHYTOHORMONE | • phytohormone n. A plant hormone. • PHYTOHORMONE n. a plant hormone, regulating growth. |
| RONTGENOLOGY | • röntgenology n. Dated form of roentgenology. • RONTGENOLOGY n. the science of X-rays, also ROENTGENOLOGY. |
| SEROTAXONOMY | • SEROTAXONOMY n. serological analysis as a source of information for taxonomic classification. |
| STOECHIOLOGY | • stoechiology n. Alternative form of stoichiology. • stœchiology n. Scientific study of bodily elements. • stœchiology n. Treatise of physiological elements. |
| YOCTOSECONDS | • yoctoseconds n. Plural of yoctosecond. • YOCTOSECOND n. a very small unit of time. |