13-letter words containing h, o, r, n, c
- trench mortar — a portable, muzzle-loaded mortar, usually having a smooth bore, fired at high angles of elevation to reach concealed enemy targets.
- trichothecene — any of a group of toxins derived from various imperfect fungi, as of the genera Fusarium and Trichothecium.
- truchet point — (unit, text) An obsolete variant of the point, equal to 0.188 mm.
- turbocharging — the process or action of supplying an internal combustion engine or a motor vehicle with a turbocharger
- twopenceworth — an unwanted or unsolicited idea or opinion
- unchlorinated — not chlorinated; not treated with chlorine
- underclothing — clothing worn next to the skin under outer clothes.
- unforthcoming — coming, forth, or about to come forth; about to appear; approaching in time: the forthcoming concert.
- unreproachful — not deserving reproach or blame
- unreproaching — not reproaching or blaming
- unscholarlike — not befitting a scholar; ungentlemanly
- untheoretical — not theoretical; not belonging or pertaining to the realm of theory; not confined to the theoretical realm; (somewhat) concrete
- upper chinook — a Chinookan language of the Columbia River valley from the Deschutes River to the estuary.
- welding torch — tool used to fuse metals
- well-anchored — any of various devices dropped by a chain, cable, or rope to the bottom of a body of water for preventing or restricting the motion of a vessel or other floating object, typically having broad, hooklike arms that bury themselves in the bottom to provide a firm hold.
- whip scorpion — any of numerous arachnids of the order Uropygi, of tropical and warm temperate regions, resembling a scorpion but having an abdomen that ends in a slender, nonvenomous whip.
- windsor bench — a bench similar in construction to a Windsor chair.
- windsor chair — a wooden chair of many varieties, having a spindle back and legs slanting outward: common in 18th-century England and in the American colonies.
- witching hour — midnight: a rendezvous at the witching hour.
- woman teacher — a female schoolteacher
- wool merchant — a dealer in wool
- xanthochroism — a condition in certain animals, esp aquarium goldfish, in which all skin pigments other than yellow and orange disappear
- xanthochroous — light-skinned and fair-haired
- zinc chloride — a white, crystalline, deliquescent, water-soluble, poisonous solid, ZnCl 2 , used chiefly as a wood preservative, as a disinfectant and antiseptic, and in the manufacture of vulcanized fiber, parchment paper, and soldering fluxes.