13-letter words containing a, s, t, r, n
- gyromagnetism — the condition or state of being gyromagnetic
- hainan strait — a strait between Hainan island and Leizhou peninsula. 50 miles (81 km) long; 15 miles (24 km) wide.
- hairsplitting — the making of unnecessarily fine distinctions.
- hampton roads — a channel in SE Virginia between the mouth of the James River and Chesapeake Bay: battle between the Monitor and the Virginia 1862.
- hand controls — a set of controls in some cars, operated by hand, that have the same function as the accelerator, brake, and clutch pedals
- handcraftsman — A handicraftsman.
- hard and fast — strongly binding; not to be set aside or violated: hard-and-fast rules.
- hard standing — a hard-surfaced area on which heavy vehicles or airplanes can be parked.
- hard-and-fast — strongly binding; not to be set aside or violated: hard-and-fast rules.
- harmonisation — (British spelling) alternative spelling of harmonization.
- harness hitch — a hitch forming a loop around a rope, especially one formed at the end of a bowline.
- hart's-tongue — a fern, Phyllitis scolopendrium, having long, leathery, wavy-edged leaves.
- haruspication — the use of animal entrails for divination
- harvest index — a measurement of crop yield: the weight of a harvested product as a percentage of the total plant weight of a crop.
- harvester ant — any of several red or black ants, especially of the genus Pogonomyrmex, of the southwestern U.S., that feed on and store the seeds of grasses.
- heart surgeon — a surgeon who specializes in performing operations on the heart
- heartfeltness — The state or quality of being heartfelt.
- heartlessness — The characteristic of being heartless.
- heartsickness — The condition of being heartsick.
- heartstopping — Very exciting or shocking, as though to cause one's heart to skip beats.
- heartstricken — Shocked; dismayed.
- heat transfer — Heat transfer is the movement of heat from one substance or material to another.
- hereditaments — Plural form of hereditament.
- hereditarians — Plural form of hereditarian.
- 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.
- heterostracan — any of several ostracoderms of the order Heterostraci, from the Silurian and Devonian Periods, having the anterior part of the body enclosed in bony plates.
- 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.
- histaminergic — releasing histamine
- histogramming — (mathematics) The construction of histograms.
- 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 trading — the act or fact of conducting a shrewd exchange or engaging in a horse trade; bargaining.
- horse-trading — to bargain or trade shrewdly.
- house painter — a person whose occupation is painting houses.
- house-trained — housebroken.
- housepainters — Plural form of housepainter.
- housetraining — Present participle of housetrain.
- 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.
- hunt saboteur — A hunt saboteur is someone who tries to stop a hunt from taking place or being successful because they believe it is cruel to the animal being hunted.
- 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.
- hybridisation — Alternative form of hybridization.
- hymenopterans — Plural form of hymenopteran.
- hypersalinity — an excess of salt in a saline solution
- hysteranthous — relating to a plant whose flowers open before its leaves
- idiosyncratic — pertaining to the nature of idiosyncrasy, or something peculiar to an individual: The best minds are idiosyncratic and unpredictable as they follow the course of scientific discovery.
- illustrations — Plural form of illustration.
- impartialness — The quality of being impartial.
- imperseverant — lacking the power to perceive