| ACHLORHYDRIAS | • achlorhydrias n. Plural of achlorhydria. • ACHLORHYDRIA n. absence of hydrochloric acid from the gastric juice. |
| CHALCANTHITES | • chalcanthites n. Plural of chalcanthite. • CHALCANTHITE n. native hydrated copper sulphate, a blue triclinic mineral usually occurring as tabular crystals. |
| CHALCOGRAPHIC | • CHALCOGRAPHIC adj. relating to chalcography, also CHALCOGRAPHICAL. |
| CHAPLAINSHIPS | • chaplainships n. Plural of chaplainship. • CHAPLAINSHIP n. the office of chaplain. |
| HAEMOPHILIACS | • haemophiliacs n. Plural of haemophiliac. • hæmophiliacs n. Plural of hæmophiliac. • HAEMOPHILIAC n. one suffering from haemophilia. |
| HOMALOGRAPHIC | • homalographic adj. (Cartography) Of a map, equal-area. • HOMALOGRAPHIC adj. of a map projection, showing area accurately and therefore distorting shape and direction, also HOMOLOGRAPHIC. |
| HYDROPATHICAL | • hydropathical adj. Alternative form of hydropathic. • HYDROPATHICAL adj. relating to hydropathy, also HYDROPATHIC. |
| ICHTHYOFAUNAL | • ichthyofaunal adj. Relating to ichthyofauna. • ICHTHYOFAUNAL adj. of or relating to ichthyofauna. |
| PHILOMATHICAL | • philomathical adj. Philomathic. • PHILOMATHICAL adj. loving learning, also PHILOMATHIC. |
| PHTHALOCYANIN | • phthalocyanin n. Alternative form of phthalocyanine. • PHTHALOCYANIN n. any of a group of green and blue organic colouring matters of great fastness and brilliance, also PHTHALOCYANINE. |
| RHINENCEPHALA | • rhinencephala n. Plural of rhinencephalon. • RHINENCEPHALON n. the olfactory lobe of the brain. |
| RHIZOCEPHALAN | • rhizocephalan n. (Zoology) Any member of the Rhizocephala. • RHIZOCEPHALAN n. any member of the Rhizocephala, an order of cirripedes parasitic on crabs. |
| SCAPHOCEPHALI | • SCAPHOCEPHALUS n. an abnormally long and narrow boat-shaped skull. |
| TACHYPHYLAXIS | • tachyphylaxis n. (Medicine) A rapidly decreasing response to a drug following administration of the initial doses. • TACHYPHYLAXIS n. very rapid development of tolerance or immunity to the effects of a drug. |