| HAEMOLYMPHS | • haemolymphs n. Plural of haemolymph. • HAEMOLYMPH n. the bloodlike fluid of invertebrates, also HEMOLYMPH. |
| HELICHRYSUM | • helichrysum n. Any of the genus Helichrysum of plants related to the sunflower. • HELICHRYSUM n. a genus of composite plants, the flowers of which keep their colour and shape when dried. |
| HELIOPHYTES | • heliophytes n. Plural of heliophyte. • HELIOPHYTE n. a plant flourishing in sunlight. |
| HIEROGLYPHS | • hieroglyphs n. Plural of hieroglyph. • HIEROGLYPH n. a character used in a system of hieroglyphic writing, also HIEROGLYPHIC. |
| HOMOPHYLIES | • homophylies n. Plural of homophyly. • HOMOPHYLY n. resemblance due to common ancestry. |
| HYALOPHANES | • hyalophanes n. Plural of hyalophane. • HYALOPHANE n. a species of the feldspar group containing barium. |
| HYDROPHILES | • hydrophiles n. Plural of hydrophile. • HYDROPHILE n. a plant loving moist places, also HYGROPHILE. |
| HYGROPHILES | • HYGROPHILE n. a plant loving moist places, also HYDROPHILE. |
| HYLOTHEISMS | • HYLOTHEISM n. the doctrine that there is no God but matter and the universe. |
| HYLOTHEISTS | • hylotheists n. Plural of hylotheist. • HYLOTHEIST n. one who identifies God with matter or universe. |
| HYPOPHYSEAL | • hypophyseal adj. Alternative spelling of hypophysial. • HYPOPHYSEAL adj. relating to the pituitary gland. |
| LITHOPHYSAE | • LITHOPHYSA n. a bladderlike spherulite, also LITHOPHYSE. |
| LITHOPHYSES | • lithophyses n. Plural of lithophyse. • LITHOPHYSE n. a bladderlike spherulite, also LITHOPHYSA. |
| LITHOPHYTES | • lithophytes n. Plural of lithophyte. • LITHOPHYTE n. a plant that grows on rock. |
| PHYLARCHIES | • phylarchies n. Plural of phylarchy. • PHYLARCHY n. the office of a phylarch; government of a class or tribe. |