| AUTOCHTHONIES | • autochthonies n. Plural of autochthony. • AUTOCHTHONY n. the state of being aboriginal. |
| AUTOCHTHONISM | • autochthonism n. The state of being autochthonal. • AUTOCHTHONISM n. the condition of being autochthonous. |
| ETHNOHISTORIC | • ethnohistoric adj. Relating to ethnohistory. • ETHNOHISTORIC adj. relating to ethnohistory, also ETHNOHISTORICAL. |
| HETEROTROPHIC | • heterotrophic adj. Being a heterotroph. • HETEROTROPHIC adj. dependent on external sources of organic nutrients. |
| HOMEOPATHISTS | • homeopathists n. Plural of homeopathist. • HOMEOPATHIST n. one who practises homeopathy, also HOMEOPATH, HOMOEOPATH, HOMOEOPATHIST. |
| HOMOEOPATHIST | • homoeopathist n. Alternative form of homeopathist. • homœopathist n. Obsolete form of homeopathist. • HOMOEOPATHIST n. one who practises homoeopathy, also HOMEOPATH, HOMEOPATHIST, HOMOEOPATH. |
| HYPOTHECATION | • hypothecation n. The use of property, or an existing mortgage, as security for a loan, etc. • hypothecation n. (Britain) A tax levied for a specific expenditure. • HYPOTHECATION n. the act of taking a mortgage. |
| ICHTHYOLOGIST | • ichthyologist n. An expert in ichthyology: one who studies fishes. • ICHTHYOLOGIST n. one who studies ichthyology. |
| ORTHOGNATHIES | • ORTHOGNATHY n. the state of having normally aligned jaws. |
| ORTHOGNATHISM | • orthognathism n. (Anatomy) The quality of being orthognathous. • ORTHOGNATHISM n. the state of having straight jaws. |
| ORTHOGRAPHIST | • orthographist n. One who is versed in orthography. • ORTHOGRAPHIST n. an orthographer. |
| ORTHOSTICHIES | • orthostichies n. Plural of orthostichy. • ORTHOSTICHY n. a straight row, e.g. of leaves vertically over one another on an axis. |
| ORTHOSTICHOUS | • orthostichous adj. (Botany) Having orthostichies. • ORTHOSTICHOUS adj. arranged in vertical rows. |
| PHOTOCHEMISTS | • photochemists n. Plural of photochemist. • PHOTOCHEMIST n. a practitioner of photochemistry. |
| PHOTOGRAPHIST | • photographist n. (Dated) One who produces photographs. • PHOTOGRAPHIST n. a photographer. |
| THANATOPHOBIA | • thanatophobia n. Fear of death. • THANATOPHOBIA n. an abnormal fear of death. |
| THYROTROPHINS | • thyrotrophins n. Plural of thyrotrophin. • THYROTROPHIN n. a hormone, produced in the anterior lobe of the pituitary gland, which stimulates the thyroid, also THYROTROPIN. |
| TOOTHBRUSHING | • toothbrushing v. Present participle of toothbrush. • toothbrushing n. An act of brushing the teeth. • TOOTHBRUSHING n. the action of using a toothbrush to clean teeth. |
| TRICHOPHYTONS | • trichophytons n. Plural of trichophyton. • TRICHOPHYTON n. any fungus of the genus Trichophyton, causing ringworm. |