| BATHOCHROME | • BATHOCHROME n. a shift to a longer wavelength in the absorption spectrum of a compound. |
| HAEMACHROME | • haemachrome n. Hematin. • HAEMACHROME n. a blood pigment, such as haemoglobin, that carries oxygen, also HEMACHROME. |
| HAEMOCHROME | • haemochrome n. Alternative form of haemachrome. • HAEMOCHROME n. a blood pigment, such as haemoglobin, that carries oxygen, also HEMOCHROME. |
| HAEMORRHAGE | • haemorrhage n. British form standard spelling of hemorrhage. • haemorrhage v. British form standard spelling of hemorrhage. • hæmorrhage n. (Chiefly British spelling) Archaic spelling of haemorrhage. |
| HAEMORRHOID | • haemorrhoid n. (British spelling) Alternative spelling of hemorrhoid. • hæmorrhoid n. Obsolete spelling of hemorrhoid. • HAEMORRHOID n. dilatation of a vein around the anus, also HEMORRHOID. |
| HAMMERCLOTH | • hammercloth n. (Dated) The cloth that covers a coachbox. • hammer-cloth n. Alternative form of hammercloth. • HAMMERCLOTH n. a cloth covering a coach box. |
| HARDMOUTHED | • hard-mouthed adj. Not sensitive to the bit; not easily governed. • hard-mouthed adj. Hard-featured about the mouth. • HARDMOUTHED adj. of a horse, with a mouth insensible to the bit; not easily managed. |
| HEMACHROMES | • HEMACHROME n. a blood pigment, such as haemoglobin, that carries oxygen, also HAEMACHROME. |
| HEMORRHAGED | • hemorrhaged v. Simple past tense and past participle of hemorrhage. • HEMORRHAGE v. to bleed excessively, also HAEMORRHAGE. |
| HEMORRHAGES | • hemorrhages n. Plural of hemorrhage. • hemorrhages v. Third-person singular simple present indicative form of hemorrhage. • HEMORRHAGE n. any discharge of blood from the blood vessels. |
| HEMORRHAGIC | • hemorrhagic adj. Of, relating to, or producing hemorrhage. • HEMORRHAGIC adj. of the nature of hemorrhage. |
| HEXAHEMERON | • hexahemeron n. A term of six days, especially the hexameron, or six days of the biblical creation. • HEXAHEMERON n. the (biblical) six days of creation, also HEXAEMERON. |
| HOMOTHERMAL | • homothermal adj. Synonym of homothermic. • HOMOTHERMAL adj. keeping the same temperature, warm-blooded, also HOMEOTHERMAL, HOMOEOTHERMAL, HOMOEOTHERMIC, HOMOEOTHERMOUS, HOMOIOTHERMAL, HOMOTHERMIC. |
| HYPOTHERMAL | • hypothermal adj. Involving extremely low temperatures. • hypothermal adj. (Geology) Formed or deposited under hypothermal conditions. • HYPOTHERMAL adj. of or relating to a hydrothermal metalliferous ore vein deposited at high temperature. |
| HYPOTHERMIA | • hypothermia n. (Pathology) Abnormally low body temperature; specifically, below 35 degrees Celsius for humans. • HYPOTHERMIA n. subnormal temperature of the body. |
| RHOMBOHEDRA | • rhombohedra n. Plural of rhombohedron. • RHOMBOHEDRON n. a parallelepiped whose faces are rhombuses. |
| SHAMEWORTHY | • shameworthy adj. Worthy of shame; shameful. • SHAMEWORTHY adj. worthy of shame. |
| THERMOGRAPH | • thermograph n. A thermometer which records the temperature. • thermograph v. To record temperature using such an instrument. • THERMOGRAPH n. an instrument for recording changes in temperature. |