| AEROBIOLOGIST | • aerobiologist n. A biologist specializing in aerobiology. • AEROBIOLOGIST n. one who studies airborne microorganisms. |
| AEROLITHOLOGY | • aerolithology n. The study of meteorites. • AEROLITHOLOGY n. the study of aerolites. |
| AGROSTOLOGIES | • AGROSTOLOGY n. the science or study of grasses. |
| CHOREOLOGISTS | • choreologists n. Plural of choreologist. • CHOREOLOGIST n. a student of choreology. |
| CONGLOMERATOR | • conglomerator n. A person who founds or builds a conglomerate (business). • CONGLOMERATOR n. one who conglomerates. |
| GERONTOLOGIES | • gerontologies n. Plural of gerontology. • GERONTOLOGY n. the scientific study of aging, also GERATOLOGY. |
| GERONTOLOGIST | • gerontologist n. A physician who specializes in gerontology. • GERONTOLOGIST n. one who studies gerontology. |
| HEORTOLOGICAL | • heortological adj. Of or relating to heortology. • HEORTOLOGICAL adj. relating to heortology, the study of religious feasts. |
| HEORTOLOGISTS | • heortologists n. Plural of heortologist. • HEORTOLOGIST n. one who practises heortology, the study of religious feasts. |
| METEOROLOGIES | • meteorologies n. Plural of meteorology. • METEOROLOGY n. the scientific study of the atmosphere. |
| METEOROLOGIST | • meteorologist n. A person who studies meteorology. • meteorologist n. A weather forecaster. • METEOROLOGIST n. one who studies the weather. |
| NEUROETHOLOGY | • neuroethology n. The study of animal behavior and its underlying control by the nervous system. • NEUROETHOLOGY n. the description of features of animal behaviour in terms of the mechanisms of the nervous system. |
| OLIGOTROPHIES | • OLIGOTROPHY n. the state of being oligotrophic. |
| ORNITHOLOGIES | • ornithologies n. Plural of ornithology. • ORNITHOLOGY n. the study of birds. |
| ORTHOGONALISE | • orthogonalise v. Alternative form of orthogonalize. • ORTHOGONALISE v. to make orthogonal, also ORTHOGONALIZE. |
| ORTHOGONALIZE | • orthogonalize v. (Transitive) To make orthogonal. • ORTHOGONALIZE v. to make orthogonal, also ORTHOGONALISE. |
| RETROVIROLOGY | • retrovirology n. The scientific study of retroviruses. |
| ROENTGENOLOGY | • roentgenology n. (Medicine, archaic) Radiography. • ROENTGENOLOGY n. radiology, also RONTGENOLOGY. |
| SOTERIOLOGIES | • soteriologies n. Plural of soteriology. • SOTERIOLOGY n. the theological doctrine of salvation, as effected by Christ. |
| TROPOCOLLAGEN | • tropocollagen n. (Biochemistry) A component of fibres of collagen in which three polypeptide chains are coiled around each other. • TROPOCOLLAGEN n. a subunit of collagen fibrils consisting of three polypeptide strands arranged in a helix. |