| AUTOPHYTES | • autophytes n. Plural of autophyte. • AUTOPHYTE n. an autotrophic plant, as any green plant. |
| AYAHUASCOS | • AYAHUASCO n. (Quechua) a South American vine, the roots of which yield a drink having a hallucinatory effect, also AYAHUASCA. |
| BAWDYHOUSE | • bawdyhouse n. Alternative spelling of bawdy-house. • bawdy-house n. (Now chiefly historical, formal) A brothel; a house of prostitution. • bawdy␣house n. Alternative spelling of bawdy-house. |
| CHYLACEOUS | • chylaceous adj. (Physiology) Resembling or consisting of chyle. • CHYLACEOUS adj. possessed of the properties of chyle. |
| CORYPHAEUS | • coryphaeus n. (Ancient Greece, drama, historical) The conductor or leader of the chorus of a drama. • coryphaeus n. (By extension) The chief or leader of an interest or party. • coryphaeus n. The leader of an opera chorus or another ensemble of singers. |
| GRAYHOUNDS | • grayhounds n. Plural of grayhound. • GRAYHOUND n. a tall slender fast-moving dog of an ancient breed originally used for coursing, also GREYHOUND. |
| HEXAGYNOUS | • hexagynous adj. (Botany) Having six styles. • HEXAGYNOUS adj. having six pistils, also HEXAGYNIAN. |
| HYDRONAUTS | • hydronauts n. Plural of hydronaut. • HYDRONAUT n. a person trained to work in an underwater vessel. |
| HYOSCYAMUS | • hyoscyamus n. (Botany) Any of the genus Hyoscyamus of henbanes. • hyoscyamus n. (Medicine) The leaves of the black henbane (Hyoscyamus niger), used in neuralgic and pectoral troubles. • Hyoscyamus prop.n. A taxonomic genus within the family Solanaceae – henbanes. |
| HYPOCAUSTS | • hypocausts n. Plural of hypocaust. • HYPOCAUST n. an ancient air chamber or series of chambers for heating rooms. |
| HYPOGAEOUS | • HYPOGAEOUS adj. germinating with cotyledons underground, also HYPOGAEAL, HYPOGAEAN, HYPOGEAL, HYPOGEAN, HYPOGEOUS. |
| PLAYDOUGHS | • playdoughs n. Plural of playdough. • PLAYDOUGH n. a soft reusable modelling material for young children. |
| PLAYHOUSES | • playhouses n. Plural of playhouse. • play␣houses n. Plural of play house. • PLAYHOUSE n. a child's miniature house for playing in. |
| POLYANTHUS | • polyanthus n. A type of primula, apparently originally from a hybrid between the cowslip and the primrose, having… • POLYANTHUS n. the oxlip, so called because the peduncle bears a many-flowered umbel. |
| SYNANTHOUS | • synanthous adj. (Botany) Having the flowers and leaves appearing at the same time. • SYNANTHOUS adj. synanthic, flowering and leafing simultaneously. |
| TYPHACEOUS | • typhaceous adj. (Botany) Belonging to the family Typhaceae of cattails. • TYPHACEOUS adj. relating to the reed-mace genus, Typha. |
| YOUTHHEADS | • YOUTHHEAD n. (obsolete) youth, also YOUNGTH, YOUTHHOOD. |