| CHRISTOPHANY | • Christophany n. An appearance of Christ, as for example to his disciples after the crucifixion. • CHRISTOPHANY n. an appearance of Christ to men. |
| HYDROPHANOUS | • hydrophanous adj. (Mineralogy) Made transparent by immersion in water. • HYDROPHANOUS adj. becoming transparent when placed in water. |
| HYDROPHYTONS | • HYDROPHYTON n. the coenosarc of a hydroid colony. |
| HYMENOPHORES | • hymenophores n. Plural of hymenophore. • HYMENOPHORE n. the fruiting body of some basidiomycetous fungi. |
| HYPHENATIONS | • hyphenations n. Plural of hyphenation. • HYPHENATION n. the act of hyphenating. |
| HYPNOPHOBIAS | • HYPNOPHOBIA n. an irrational fear of sleep. |
| HYPOGNATHISM | • hypognathism n. The property of being hypognathous. • HYPOGNATHISM n. the state of being hypognathous. |
| HYPOGNATHOUS | • hypognathous adj. (Zoology) Having the maxilla, or lower jaw, longer than the upper jaw. • HYPOGNATHOUS adj. having the lower jaw or mandible protruding. |
| HYPOSTHENIAS | • HYPOSTHENIA n. lack of strength. |
| HYPOTHENUSES | • hypothenuses n. (Dated) plural of hypothenuse. • HYPOTHENUSE n. the longest side of a right-angled triangle, also HYPOTENUSE. |
| PHYCOPHAEINS | • PHYCOPHAEIN n. a brown pigment found in seaweeds. |
| PHYTOBENTHOS | • phytobenthos n. (Biology) benthic organisms that are plants or algae. • PHYTOBENTHOS n. plants living at the bottom of water collectively. |
| SPHYGMOPHONE | • sphygmophone n. (Physiology) An electrical instrument for determining by ear the rhythm of the pulse of a person at a distance. • SPHYGMOPHONE n. an instrument for hearing the pulse. |
| SYCOPHANTISH | • sycophantish adj. (Archaic) sycophantic. • SYCOPHANTISH adj. like a sycophant. |
| XANTHOPHYLLS | • xanthophylls n. Plural of xanthophyll. • XANTHOPHYLL n. a yellow carotenoid pigment found with chlorophyll in green plants and in egg yolks, also XANTHOPHYL. |