13-letter words containing r, d, o
- great goddess — The, a vaguely defined deity symbolizing maternity, the fertility of the earth, and femininity in general; the central figure in the religions of ancient Anatolia, the Near East, and the eastern Mediterranean, later sometimes taking the form of a specific goddess, as Cybele, Rhea, or Demeter.
- green goddess — an army fire engine
- gregor mendel — Gregor Johann [greg-er yoh-hahn;; German grey-gawr yoh-hahn] /ˈgrɛg ər ˈyoʊ hɑn;; German ˈgreɪ gɔr ˈyoʊ hɑn/ (Show IPA), 1822–84, Austrian monk and botanist.
- grimes golden — a yellow variety of apple that ripens in late autumn.
- gros de tours — a ribbed silk fabric made with a two- or three-ply warp interlaced with organzine and tram filling.
- ground attack — an attack using ground forces, as opposed to air or naval forces
- ground beetle — any of numerous nocturnal, terrestrial beetles of the family Carabidae that feed chiefly on other insects.
- ground cherry — Also called husk tomato. any of several plants belonging to the genus Physalis, of the nightshade family, the several species bearing an edible berry enclosed in an enlarged calyx.
- ground colour — a colour on which other colours are superimposed to create a pattern
- ground effect — the improvement to the aerodynamic qualities of a low-slung motor vehicle resulting from a cushion of air beneath it
- ground return — Ground return is the return path for an electrical circuit made by connections to ground at each end.
- ground sluice — a trench, cut through a placer or through bedrock, through which a stream is diverted in order to dislodge and wash the gravel.
- ground stroke — a stroke made by hitting the ball after it has bounced from the ground. Compare volley (def 4b).
- ground tackle — equipment, as anchors, chains, or windlasses, for mooring a vessel away from a pier or other fixed moorings.
- ground troops — soldiers positioned on the ground
- ground-to-air — (of weapons) designed to be fired at aircraft from the ground
- groundbreaker — a person who is an originator, innovator, or pioneer in a particular activity.
- groundhog day — February 2, in most parts of the U.S., the day on which, according to legend, the groundhog first emerges from hibernation. If it is a sunny day and the groundhog sees its shadow, six more weeks of wintry weather are predicted.
- groundkeepers — Plural form of groundkeeper.
- groundnut oil — a mild-tasting oil extracted from peanuts and used in cooking
- groundskeeper — a person who is responsible for the care and maintenance of a particular tract of land, as an estate, a park, or a cemetery.
- groundstrokes — Plural form of groundstroke.
- groundworkers — Plural form of groundworker.
- grylloblattid — a primitive insect of the order Grylloblattidea, having a soft, unpigmented wingless body with long antennae and no eyes, living under stones in moderately high mountains of the western U.S., Japan, and the U.S.S.R.
- gulf of sidra — a wide inlet of the Mediterranean on the N coast of Libya
- gunpowder tea — an explosive mixture, as of potassium nitrate, sulfur, and charcoal, used in shells and cartridges, in fireworks, for blasting, etc.
- gynandromorph — an individual exhibiting morphological characteristics of both sexes.
- haemodialyzer — a piece of equipment used in haemodialysis to screen the blood to remove unwanted substances
- hammond organ — an electric organ with two keyboards, electronic tone generation, and a wide variety of tone colours: invented in 1934
- 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
- hard shoulder — The hard shoulder is the area at the side of a motorway or other road where you are allowed to stop if your car breaks down.
- hardware shop — a shop that sells metal tools and implements and mechanical equipment and components, etc
- harold burton — Harold Hitz [hits] /hɪts/ (Show IPA), 1888–1964, associate justice of the U.S. Supreme Court 1945–58.
- hartford fern — a climbing or sprawling fern, Lygodium palmatum, of the eastern U.S., having deeply lobed ivylike leaves.
- hathor-headed — (of an ancient Egyptian column) having a capital in the form of the head of Hathor; Hathoric.
- have a record — to be a known criminal; have a previous conviction or convictions
- hazardousness — The condition of being hazardous.
- head of water — a quantity of water
- heading sword — a sword used for beheading.
- heaven forbid — You say 'Heaven forbid!' to emphasize that you very much hope that something will not happen.
- hedge sparrow — the dunnock.
- heli-boarding — the sport of snowboarding on mountains or glaciers accessible only by helicopter or skiplane
- hemichordates — Plural form of hemichordate.
- hemiterpenoid — (chemistry) a terpenoid having a C5 skeleton.
- henceforwards — (archaic) henceforth, from this point onwards.
- hendecahedron — a solid figure having 11 faces.
- here document — (operating system) Data included in a Unix shell script or Perl script using the "<<" syntax.
- herefordshire — a former county in W England, now part of Hereford and Worscester.
- hermaphrodism — the condition of being a hermaphrodite.