13-letter words containing m, i, t, h, r
- hypermetrical — Hypermetric.
- hypermetropia — a condition of the eye in which parallel rays are focused behind the retina, distant objects being seen more distinctly than near ones; farsightedness (opposed to myopia).
- hypermetropic — Exhibiting or relating to hypermetropia.
- hypermobility — An excess amount of elasticity in a bodily joint.
- hypermorality — conformity to the rules of right conduct; moral or virtuous conduct.
- hypermotility — excessive motility of the stomach or intestine (opposed to hypomotility).
- hypermutation — (uncountable) Frequent mutation.
- hypernatremia — an abnormally high concentration of sodium in the blood.
- hyperromantic — extremely or excessively romantic
- hyponatraemia — a condition in which there is a low concentration of sodium in the blood
- hypsometrical — Of or pertaining to hypsometry.
- hyracotherium — eohippus.
- hysterotomies — Plural form of hysterotomy.
- hystricomorph — any rodent of the suborder Hystricomorpha, which includes porcupines, cavies, agoutis, and chinchillas
- iatrochemical — relating to iatrochemistry or iatrochemists
- idiochromatic — (of a mineral) deriving a characteristic color from its capacity to absorb certain light rays.
- idiorrhythmic — self-regulating; allowing each member to regulate his or her own life
- immunotherapy — treatment designed to produce immunity to a disease or enhance the resistance of the immune system to an active disease process, as cancer.
- impact wrench — an electric or pneumatic power wrench with interchangeable toolhead attachments, used for installing and removing nuts, bolts, and screws.
- imperial moth — a yellow moth, Eacles imperialis, having a diagonal band of pinkish brown or purple: the hairy larvae feed on the leaves of hickory, oak, etc.
- inductothermy — the production of fever by means of electromagnetic induction.
- inharmonicity — the quality of being inharmonic
- initial rhyme — beginning rhyme.
- isobathytherm — a line on a chart or diagram of a body of water, connecting depths having the same temperature.
- isodrosotherm — a line on a weather map or chart connecting points having an equal dew point.
- isothermobath — a line drawn on a diagram of a vertical section of the ocean connecting all points having equal temperature.
- kinematograph — cinematograph.
- light mineral — any rock-forming mineral that has a specific gravity of less than 2.8 and is generally light in color.
- logarithmancy — Divination using logarithms.
- lucifer match — friction match.
- lymphotrophic — carrying nutrients from the lymph to the tissues.
- macrolecithal — megalecithal.
- mantis shrimp — any stomatopod crustacean having a pair of appendages modified for grasping prey and resembling those of a mantis.
- mao inhibitor — any of various substances, as isocarboxazid and phenelzine, that block enzymatic breakdown of certain monoamine neurotransmitters: used to treat severe depression. Abbreviation: MAOI.
- marbled white — any butterfly of the satyrid genus Melanargia, with panelled black-and-white wings, but technically a brown butterfly; found in grassland
- maria theresa — 1717–80, archduchess of Austria; queen of Hungary and Bohemia 1740–80 (wife of Francis II; mother of Joseph II, Leopold II, Marie Antoinette).
- marsh trefoil — buck bean.
- martin luther — Martin [mahr-tn;; German mahr-teen] /ˈmɑr tn;; German ˈmɑr tin/ (Show IPA), 1483–1546, German theologian and author: leader, in Germany, of the Protestant Reformation.
- martini-henry — a breech-loaded .45 caliber rifle adopted in 1871 as the standard British service weapon, using a center-fire metallic cartridge filled with black powder.
- mass hysteria — a condition affecting a group of persons, characterized by excitement or anxiety, irrational behavior or beliefs, or inexplicable symptoms of illness.
- master switch — a switch that can be used to turn on or off the supply of electricity to a building or to certain equipment
- mastigophoran — Also, mastigophore [mas-ti-guh-fawr, -fohr] /ˈmæs tɪ gəˌfɔr, -ˌfoʊr/ (Show IPA). a protozoan of the phylum Mastigophora.
- mastigophoric — Carrying or wielding a whip.
- matchboarding — a construction of matchboards.
- matthew paris — Matthew, Matthew of Paris.
- mephobarbital — The drug methylphenobarbital.
- merchant ship — law: commercial vessel
- messerschmitt — any of several types of fighter aircraft extensively used by the German air force in World War II, especially the ME-109.
- metachromasia — A characteristic change in the colour of staining carried out in biological tissues, exhibited by certain aniline dyes when they bind to particular substances present in these tissues, called chromotropes.
- metachromatic — change of color, especially that due to variation in the temperature of a body.