13-letter words containing h, e, r, n, i, o
- hatemongering — The behaviour of a hatemonger; the spreading of hatred.
- heading sword — a sword used for beheading.
- heart monitor — a machine that registers the activity of the heart
- heartstopping — Very exciting or shocking, as though to cause one's heart to skip beats.
- heating power — power that can be used to heat something
- heaven forbid — You say 'Heaven forbid!' to emphasize that you very much hope that something will not happen.
- heli-boarding — the sport of snowboarding on mountains or glaciers accessible only by helicopter or skiplane
- 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.).
- heliographing — Present participle of heliograph.
- hemiterpenoid — (chemistry) a terpenoid having a C5 skeleton.
- hemp agrimony — a European composite plant, Eupatorium cannabinum, having dull purplish flowers.
- herborization — the act or process of herborizing
- herniorrhaphy — correction of a hernia by a suturing procedure.
- 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.
- heroin addict — sb dependent on heroin
- herringchoker — a native or resident of any of the Maritime Provinces but especially of New Brunswick.
- heterochronic — a genetic shift in timing of the development of a tissue or anatomical part, or in the onset of a physiological process, relative to an ancestor.
- heterogeneity — the quality or state of being heterogeneous; composition from dissimilar parts; disparateness.
- 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.
- heterogenetic — of, relating to, or characterized by heterogenesis.
- heteropolitan — a heterosexual man, typically living in a city, whose attitudes and interests are regarded as masculine but not excessively so
- hiberno-saxon — having the characteristics of both the Irish and English; Anglo-Irish.
- hieracosphinx — (in ancient Egyptian art) a hawk-headed sphinx
- hilariousness — The characteristic of being hilarious; hilarity.
- 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.
- horned lizard — an insectivorous iguanid lizard of the genus Phrynosoma, of western North America, having hornlike spines on the head and a flattened body covered with spiny scales.
- 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.
- 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.
- hydroairplane — a hydroplane.
- hydrogenating — Present participle of hydrogenate.
- hydrogenation — to combine or treat with hydrogen, especially to add hydrogen to the molecule of (an unsaturated organic compound).
- hydrogenizing — Present participle of hydrogenize.
- hydrokinetics — the branch of hydrodynamics that deals with the laws governing liquids or gases in motion.
- hydronitrogen — a chemical compound containing only hydrogen and nitrogen.