| ACHROMATOPSIA | • achromatopsia n. Achromatopia. • ACHROMATOPSIA n. total colour-blindness, where only white, grey and black are visible. |
| AICHMOPHOBIAS | • AICHMOPHOBIA n. an irrational fear of sharp or pointed objects. |
| ANGLOPHOBIACS | • Anglophobiacs n. Plural of Anglophobiac. • ANGLOPHOBIAC n. one who suffers from anglophobia, a fear of England. |
| APOCHROMATISM | • apochromatism n. (Optics) Freedom from both chromatic aberration and spherical aberration. • APOCHROMATISM n. being apochromatic. |
| ARACHNOLOGIES | • ARACHNOLOGY n. the study of spiders. |
| ARACHNOLOGIST | • arachnologist n. One who is engaged in arachnology, the study of arachnids. • ARACHNOLOGIST n. one who studies arachnids. |
| ARCHAEOLOGIES | • archaeologies n. Plural of archaeology. • archæologies n. Plural of archæology. • ARCHAEOLOGY n. the study of ancient human artefacts, also ARCHEOLOGY. |
| ARCHAEOLOGIST | • archaeologist n. Someone who studies or practises archaeology. • archæologist n. Archaic form of archaeologist. • ARCHAEOLOGIST n. a practitioner of archaeology. |
| ARISTOLOCHIAS | • ARISTOLOCHIA n. any plant of the birthwort genus Aristolochia. |
| CHROMATOPSIAS | • chromatopsias n. Plural of chromatopsia. • CHROMATOPSIA n. coloured vision. |
| COHABITATIONS | • cohabitations n. Plural of cohabitation. • COHABITATION n. the act of cohabiting. |
| FRANCOPHOBIAS | • FRANCOPHOBIA n. fear of France or the French. |
| HOLOPARASITIC | • holoparasitic adj. (Botany) Of or pertaining to a plant sustaining itself entirely through parasitism. |
| MACHAIRODONTS | • machairodonts n. Plural of machairodont. • MACHAIRODONT n. a sabre-toothed animal. |
| MALACOPHILOUS | • malacophilous adj. (Botany) pollinated by snails or slugs. • MALACOPHILOUS adj. of plants, pollinated by snails. |
| ORCHIDOMANIAS | • ORCHIDOMANIA n. an obsession with orchids. |
| POTICHOMANIAS | • POTICHOMANIA n. a craze for imitating Oriental porcelain. |
| SADOMASOCHISM | • sadomasochism n. The practices of sadism and masochism collectively, usually in reference to consensual practices within… • sadomasochism n. Sadism and masochism: the (often sexual) enjoyment by one person of both inflicting and receiving pain. • sado-masochism n. Alternative spelling of sadomasochism. |
| SADOMASOCHIST | • sadomasochist n. A person who enjoys both inflicting and receiving pain for sexual gratification. • sadomasochist adj. Sadomasochistic. • SADOMASOCHIST n. one who derives sexual pleasure from inflicting pain. |
| XANTHOCHROIAS | • XANTHOCHROIA n. yellowness of the skin. |