| FAITHWORTHY | • faithworthy adj. (Archaic) trustworthy. • FAITHWORTHY adj. worthy of faith or belief. |
| HALOPHYTISM | • HALOPHYTISM n. the state of being a halophyte. |
| HYDROPATHIC | • hydropathic adj. Relating to hydropathy. • hydropathic adj. (Chemistry) Relating to hydropathicity. • hydropathic n. A temperance hotel offering hydropathy to guests. |
| HYLOPATHISM | • hylopathism n. The doctrine that matter is sentient. • HYLOPATHISM n. belief in ability of matter to affect the spiritual world. |
| HYLOPATHIST | • hylopathist n. One who believes in hylopathism. • HYLOPATHIST n. a believer in the capability of matter to affect spirit. |
| HYPHENATION | • hyphenation n. The inclusion of hyphens; especially, the correct locations of hyphens. • HYPHENATION n. the act of hyphenating. |
| HYPOSTHENIA | • hyposthenia n. (Medicine, dated) weakness; subnormal strength. • HYPOSTHENIA n. lack of strength. |
| HYPOTHALAMI | • hypothalami n. Plural of hypothalamus. • HYPOTHALAMUS n. a part of the brain. |
| HYPOTHERMIA | • hypothermia n. (Pathology) Abnormally low body temperature; specifically, below 35 degrees Celsius for humans. • HYPOTHERMIA n. subnormal temperature of the body. |
| HYPOTHYMIAS | • HYPOTHYMIA n. a state of depression; a diminished emotional response. |
| ICHTHYOIDAL | • ichthyoidal adj. Like a fish; ichthyoid. • ICHTHYOIDAL adj. fishlike, also ICHTHYOID. |
| ICHTHYOSAUR | • ichthyosaur n. Any of several fishlike marine reptiles of the extinct order Ichthyosauria of the early Triassic to… • ICHTHYOSAUR n. a large fossil marine reptile, also ICHTHYOSAURIAN, ICHTHYOSAURUS. |
| LITHOGRAPHY | • lithography n. The process of printing an image by drawing the image with a water-repellent material onto a hard, flat… • LITHOGRAPHY n. the process of printing from a plane surface, as a smooth stone or metal plate, on which the image to be printed is ink-receptive and the blank area ink-repellent. |
| LITHOPHYSAE | • LITHOPHYSA n. a bladderlike spherulite, also LITHOPHYSE. |
| PHYTOPHAGIC | • phytophagic adj. Alternative form of phytophagous. • PHYTOPHAGIC adj. feeding on plants, also PHYTOPHAGOUS. |