| HYDROGRAPHY | • hydrography n. (Nautical) The scientific measurement and description of the physical features and conditions of navigable… • HYDROGRAPHY n. the study of bodies of water. |
| HYETOGRAPHY | • hyetography n. The science that deals with the geographical distribution of rain. • HYETOGRAPHY n. the study of rainfall distribution. |
| HYGROPHYTES | • hygrophytes n. Plural of hygrophyte. • HYGROPHYTE n. a plant adapted to a plentiful water-supply. |
| HYGROPHYTIC | • hygrophytic adj. Of or relating to hygrophytes. • HYGROPHYTIC adj. of or like a hygrophyte, a plant adapted to a plentiful water-supply. |
| HYMNOGRAPHY | • hymnography n. The art of composing hymns. • HYMNOGRAPHY n. the study of writing hymns. |
| HYPSOGRAPHY | • hypsography n. (Sciences) The data present in contour lines; measurement of altitude or depth versus area. • HYPSOGRAPHY n. the branch of geography dealing with the measurement and mapping of heights above sea level. |
| ICHTHYOLOGY | • ichthyology n. The branch of zoology devoted to the study of fish. • ICHTHYOLOGY n. the study of fish. |
| MYTHOGRAPHY | • mythography n. A depiction of a myth in literature or the arts. • MYTHOGRAPHY n. the descriptive study or representation of myths. |
| ONYCHOPHAGY | • onychophagy n. The habit of biting one’s nails. • ONYCHOPHAGY n. the habit of biting one's fingernails. |
| PHOTOGLYPHY | • photoglyphy n. Photoglyphic engraving. • PHOTOGLYPHY n. photography by photoglyph. |
| PHYTOGRAPHY | • phytography n. (Botany) The branch of botany concerned with the description of plants. • PHYTOGRAPHY n. descriptive botany. |
| TACHYGRAPHY | • tachygraphy n. The art and practice of rapid writing. • tachygraphy n. (Historical) Stenography or shorthand as done in ancient and medieval times. • TACHYGRAPHY n. shorthand. |