hyaloclastA volcanic glass fragment formed by hot lava rapidly cooling when it encounters water or ice, causing it to shatter into small, glassy pieces.
hyaloclastiteA type of volcanic rock containing glassy clasts, that is, fragments.
hyalocyteOne of the cells, in the vitreous body of the eye, that may produce hyaluronic acid and collagen.
hyalodendrinA fungitoxic epidithiodioxopiperazine present in a glass sponge of the genus Hyalodendron
hyalogenAny of several complex mucoid polysaccharides, found in animal tissue, that are composed of hyalins
hyalographAn instrument for tracing designs on glass.
hyalophaneA monoclinic crystalline mineral, a barium-rich potassium feldspar.
hyalopiliticA textural term used in petrographic classification of volcanic rocks, referring to a volcanic rock groundmass, which is visible only under magnification with a petrographic microscope, that contains a mixture of very fine-grained mineral crystals either mixed with natural volcanic glass, or surrounded by thin bands of volcanic glass.
hyaloscyphaceousOf or relating to the Hyaloscyphaceae genus of fungi.
hyaloserositisThe coating of an organ with a fibrous hyaline, resulting from inflammation of the serous membrane covering the organ.
hyalosignIn the context of Gilles Deleuze's film philosophy, particularly in his work Cinema 2: The Time-Image, a specific type of cinematic image that embodies a fusion of the actual and the virtual, often illustrated through motifs like mirrors or crystals. These images disrupt linear temporality, creating a direct presentation of time in film.
hyalosisAny disease that affects the vitreous humour of the eye
hyalosomeA glassy intranuclear structure that resembles a nucleolus
hyalospheniidAny arcellinid testate amoebae of the family Hyalospheniidae
hyanga representation of the Supreme Being in ancient Indonesian (Balinese, Javanese, Osing, Tengger, Sundanese) mythology, native to Java and Bali islands.
hyangchalA method of using Chinese characters to write pure ancient Korean texts, used in Sillan hyangka / hyangga poetry. It is similar to the Japanese practice of Man'yōgana.
hyanggaA form of ancient Korean poetry written using hyangchal.
HyannisA village in the town of Barnstable, Barnstable County, Massachusetts.
hybridogenesisA form of reproduction resembling parthenogenesis, but hemiclonal rather than completely asexual: half the genome is passed intact to the next generation, while the other half is discarded. It occurs in some animals that are hybrids between species.
hydantoicPertaining to, or derived from, hydantoin.
hydantoinThe heterocycle imidazolidine-2,4-dione derived from urea and glycolic acid; any of its many derivatives
hydantoinaseAny dihydropyrimidinase that hydrolyses hydantoin
HydaspesThe river Jhelum, on the Indian subcontinent, especially as the location of a battle fought by Alexander the Great against King Porus in 326 BCE.
hydathodeA tissue, in the leaves of many plants, that contains microscopic pores through which water is excreted.