| DEMONOLOGIST | • demonologist n. An expert in the study of demonology. • DEMONOLOGIST n. a student of demonology. |
| DEONTOLOGIES | • deontologies n. Plural of deontology. • DEONTOLOGY n. the theory or study of moral obligation. |
| DEONTOLOGIST | • deontologist n. (Ethics) A philosopher or other thinker who advocates or employs a deontological approach to ethics. • DEONTOLOGIST n. a student of deontology. |
| ENTOMOLOGIES | • ENTOMOLOGY n. the study of insects. |
| ENTOMOLOGISE | • entomologise v. Alternative spelling of entomologize. • ENTOMOLOGISE v. to practise entomology, also ENTOMOLOGIZE. |
| ENTOMOLOGIST | • entomologist n. A scientist who studies insects. • ENTOMOLOGIST n. one who studies insects. |
| ENTOMOLOGIZE | • entomologize v. To collect specimens in the study of entomology. • ENTOMOLOGIZE v. to practise entomology, also ENTOMOLOGISE. |
| 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. |
| GEOLOCATIONS | • geolocations n. Plural of geolocation. • GEOLOCATION n. the use of technology to identify the geographical location of an internet user. |
| GERONTOLOGIC | • gerontologic adj. Synonym of gerontological. • GERONTOLOGIC adj. relating to gerontology, also GERONTOLOGICAL. |
| OCEANOLOGIST | • oceanologist n. One who studies oceanology. • OCEANOLOGIST n. a student of oceanology. |
| ODONTOLOGIES | • ODONTOLOGY n. the study of teeth. |
| 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. |
| RONTGENOLOGY | • röntgenology n. Dated form of roentgenology. • RONTGENOLOGY n. the science of X-rays, also ROENTGENOLOGY. |