8-letter words containing r, i, b, o
- oribatid — a mite of the family Oribatoidea
- outbribe — to bribe more than
- ovenbird — an American warbler, Seiurus aurocapillus, that builds an oven-shaped nest of leaves, twigs, etc., on the forest floor.
- overbill — To bill an excessive amount, particularly an amount greater than one is legally entitled to.
- overbind — To bind or restrict to an excessive extent.
- overbite — occlusion in which the upper incisor teeth overlap the lower ones.
- overboil — To boil excessively.
- overbrim — To flow over the brim; to overflow.
- oxbridge — Oxford or Cambridge University, or both, especially in contrast with the redbrick universities of England.
- panbroil — to cook in a pan with little fat or moisture
- polybrid — a hybrid plant with more than two parental groups
- prohibit — to forbid (an action, activity, etc.) by authority or law: Smoking is prohibited here.
- quiberon — a peninsula in NW France, on the S coast of Brittany: British naval victory over the French 1759. 6 miles (10 km) long.
- rabbitoh — (formerly) an itinerant seller of rabbits for eating
- rainbows — the Rainbow Guides, the youngest group of girls (aged 5-7 years) in The Guide Association
- ratisbon — Regensburg.
- reboiler — A reboiler is a stage in distillation when a liquid is heated again to make some of it become a vapor.
- reobtain — to come into possession of; get, acquire, or procure, as through an effort or by a request: to obtain permission; to obtain a better income.
- rhabdoid — a rod-shaped structure found in the cells of some plants and animals
- rhomboid — an oblique-angled parallelogram with only the opposite sides equal.
- ribbonry — ribbons or ribbon work
- ribosome — a tiny, somewhat mitten-shaped organelle occurring in great numbers in the cell cytoplasm either freely, in small clusters, or attached to the outer surfaces of endoplasmic reticula, and functioning as the site of protein manufacture.
- ribozyme — a segment of RNA that can act as a catalyst.
- rice box — (jargon) (From ham radio slang) Any Asian-made commodity computer, especially an 80x86-based machine built to IBM PC-compatible ISA or EISA-bus standards.
- ringbolt — a bolt with a ring fitted in an eye at its head.
- ringbone — a morbid bony growth on the pastern bones of a horse, often resulting in lameness.
- ringwomb — a complication at lambing resulting from failure of the cervix to open
- riobamba — a city in central Ecuador in the Andes, near the Chimborazo volcano.
- robert i — ("Robert the Devil") died 1035, duke of Normandy 1028–35 (father of William I of England).
- robinson — Bill ("Bojangles") 1878–1949, U.S. tap dancer.
- robosign — to sign (a document) without reviewing its contents or supporting documents: The bank instructed employees to robosign piles of mortgages.
- robotics — the use of computer-controlled robots to perform manual tasks, especially on an assembly line.
- robotism — a machine that resembles a human and does mechanical, routine tasks on command.
- robotize — to turn (someone) into a robot.
- roburite — a flameless safety explosive used in mines
- roebling — John Augustus, 1806–69, U.S. engineer, born in Germany: pioneer of wire-rope suspension bridges, designer of the Brooklyn Bridge.
- rom bios — Basic Input/Output System
- sabotier — a wearer of sabots
- saprobic — saprophyte.
- scombrid — any fish of the family Scombridae, comprising the mackerels and tunas.
- snobbier — condescending, patronizing, or socially exclusive; snobbish.
- snowbird — junco.
- sobering — not intoxicated or drunk.
- soberize — to make sober.
- sobriety — the state or quality of being sober.
- songbird — a bird that sings.
- sorbaria — a deciduous Asian shrub
- sorbitic — relating to sorbite
- sorbitol — a white, crystalline, sweet, water-soluble powder, C 6 H 8 (OH) 6 , occurring in cherries, plums, pears, seaweed, and many berries, obtained by the breakdown of dextrose and used as a sugar substitute for diabetics and in the manufacture of vitamin C, synthetic resins, candy, varnishes, etc.; sorbol.
- strobila — the body of a tapeworm exclusive of the head and neck region. Compare scolex.