| APOCYNTHION | • apocynthion n. (Astronomy) The point in an orbit around the Moon that is most distant from that body. • APOCYNTHION n. the point at which a spacecraft in lunar orbit is furthest from the moon. |
| ARACHNOLOGY | • arachnology n. The study of the Arachnida. • ARACHNOLOGY n. the study of spiders. |
| AUTOCHTHONY | • autochthony n. An aboriginal condition or state. • AUTOCHTHONY n. the state of being aboriginal. |
| BRACHYODONT | • brachyodont adj. Having unusually short teeth. • BRACHYODONT adj. of mammals, such as humans, having teeth with short crowns. |
| CHOANOCYTES | • choanocytes n. Plural of choanocyte. • CHOANOCYTE n. a cell in which the flagellum is surrounded by a sheath of protoplasm. |
| CYMOPHANOUS | • cymophanous adj. Having a wavy, floating light; opalescent; chatoyant. • CYMOPHANOUS adj. opalescent. |
| CYNOPHOBIAS | • cynophobias n. Plural of cynophobia. • CYNOPHOBIA n. the morbid fear of dogs. |
| DODECAPHONY | • dodecaphony n. (Music) 12-tone music, a form of composition using all 12 tones of the chromatic scale in such a way… • DODECAPHONY n. twelve-tone music, also DODECAPHONISM. |
| HYDROCARBON | • hydrocarbon n. (Organic chemistry) A compound consisting only of carbon and hydrogen atoms. • HYDROCARBON n. a compound of hydrogen and carbon with nothing else, occurring notably in oil, natural gas and coal. |
| ICONOGRAPHY | • iconography n. A set of specified or traditional symbolic forms associated with the subject or theme of a stylized genre of art. • iconography n. The art of representation by pictures or images; the description or study of portraiture or representation… • iconography n. The study of representative art in general. |
| NYCTOPHOBIA | • nyctophobia n. A fear of the night, nighttime, or darkness. • NYCTOPHOBIA n. an irrational fear of the night or darkness. |
| ONYCHOMANCY | • onychomancy n. An ancient form of divination based on the reflections of sunlight on a boy’s fingernails. • ONYCHOMANCY n. divination by studying the fingernails. |
| ONYCHOPHAGY | • onychophagy n. The habit of biting one’s nails. • ONYCHOPHAGY n. the habit of biting one's fingernails. |
| SCYPHOZOANS | • scyphozoans n. Plural of scyphozoan. • SCYPHOZOAN n. any of a class of medusoid coelenterates; a jelly fish. |