13-letter words containing r, i, s, n
- heartstopping — Very exciting or shocking, as though to cause one's heart to skip beats.
- heartstricken — Shocked; dismayed.
- heliocentrism — The theory that the sun is the center of the universe, (This theory is historically important and was widely accepted at the time of Copernicus, Galileo and Kepler.).
- herd instinct — the impulse or tendency toward clustering or acting in a group, especially the presumed instinct toward or need for gregariousness and conformity.
- hereditaments — Plural form of hereditament.
- hereditarians — Plural form of hereditarian.
- hero sandwich — a large sandwich, usually consisting of a small loaf of bread or long roll cut in half lengthwise and containing a variety of ingredients, as meat, cheese, lettuce, and tomatoes.
- herod antipas — died after a.d. 39, ruler of Galilee, a.d. 4–39: ordered the execution of John the Baptist and participated in the trial of Jesus.
- heroic stanza — elegiac stanza.
- heterogenesis — Also, heterogeny [het-uh-roj-uh-nee] /ˌhɛt əˈrɒdʒ ə ni/ (Show IPA). alternation of generations, especially the alternation of parthenogenetic and sexual generations.
- hiatus hernia — an abnormal condition in which part of the stomach protrudes upward through the esophageal cleft in the diaphragm, sometimes causing a backflow of acid stomach contents into the esophagus.
- hiberno-saxon — having the characteristics of both the Irish and English; Anglo-Irish.
- hieracosphinx — (in ancient Egyptian art) a hawk-headed sphinx
- high-interest — (of a loan, mortgage, etc) to be repaid at a high rate of interest
- highly strung — person: tense, sensitive
- hilariousness — The characteristic of being hilarious; hilarity.
- histaminergic — releasing histamine
- histogramming — (mathematics) The construction of histograms.
- historicizing — Present participle of historicize.
- histrionicism — histrionic behaviour or acts
- homeownership — a person who owns a home.
- honor society — (in a college, university, or secondary school) a student society that admits members on the basis of academic merit and, sometimes, worthwhile contributions in extracurricular activities.
- honoris causa — for the sake of honour
- hornswoggling — Present participle of hornswoggle.
- horse gentian — any weedy North American plant of the genus Triosteum, of the honeysuckle family, especially T. perfoliatum, having stalkless leaves and purplish-brown flowers and bearing orange fruits.
- horse stinger — a dragonfly.
- horse trading — the act or fact of conducting a shrewd exchange or engaging in a horse trade; bargaining.
- horse-trading — to bargain or trade shrewdly.
- horsewhipping — Present participle of horsewhip.
- house painter — a person whose occupation is painting houses.
- house-raising — a gathering of persons in a rural community to help one of its members build a house.
- house-trained — housebroken.
- house-warming — a party to celebrate a person's or family's move to a new home.
- housebreaking — to train (a pet) to excrete outdoors or in a specific place.
- housed string — a string of a stair (housed stair) receiving the ends of the risers or treads in a series of housings.
- housepainters — Plural form of housepainter.
- housetraining — Present participle of housetrain.
- housewarmings — Plural form of housewarming.
- housing start — an instance of beginning the construction of a dwelling.
- hudson strait — a strait connecting Hudson Bay and the Atlantic. 450 miles (725 km) long; 100 miles (160 km) wide.
- humanitarians — Plural form of humanitarian.
- hunger strike — refusal to eat as a protest
- hunger-strike — to go on a hunger strike.
- hunter trials — a test for hunters held under the auspices of a hunt, in which the course is laid with obstacles to simulate actual hunting conditions.
- hunter's pink — a brilliant red often used for the jackets of hunters.
- hunting sword — a short, light saber of the 18th century, having a straight or slightly curved blade.
- hyaluronidase — Biochemistry. a mucolytic enzyme found in the testes, in snake venom, and in hemolytic streptococci and certain other bacteria, that decreases the viscosity of the intercellular matrix by breaking down hyaluronic acid.
- hybridisation — Alternative form of hybridization.
- hydrodynamics — the branch of fluid dynamics that deals with liquids, including hydrostatics and hydrokinetics.
- hydrokinetics — the branch of hydrodynamics that deals with the laws governing liquids or gases in motion.