11-letter words containing r, o, t, b, u
- gutterblood — a low person of inferior breeding
- host number — (networking) The host part of an Internet address. The rest is the network number.
- houseboater — One who lives in a houseboat.
- ibritumomab — A monoclonal antibody which is linked with yttrium-90 as the drug ibritumomab tiuxetan.
- inobtrusive — unobtrusive.
- lignotubers — Plural form of lignotuber.
- locust bird — any of various pratincoles, esp Glareola nordmanni (black-winged pratincole), that feed on locusts
- lubrication — to apply some oily or greasy substance to (a machine, parts of a mechanism, etc.) in order to diminish friction; oil or grease (something).
- lubritorium — a place, as in a service station, for the lubrication of motor vehicles
- lucubration — laborious work, study, thought, etc., especially at night.
- lucubratory — Composed by candlelight, or at night.
- lunar orbit — path or movement of the moon around the earth
- maraboutism — Support for marabouts (Muslim holy men or mystics).
- masturbator — to engage in masturbation.
- microbursts — Plural form of microburst.
- microtubule — a hollow cylindrical structure in the cytoplasm of most cells, involved in intracellular shape and transport.
- moribundity — in a dying state; near death.
- mossbluiter — the bittern
- mount tabor — a mountain in N Israel, near Nazareth: traditionally regarded as the mountain where the Transfiguration took place. Height: 588 m (1929 ft)
- multicarbon — having several carbon atoms
- mutton bird — any of several long-winged seabirds, often used as food, especially Puffinus tenuirostris (short-tailed shearwater) of Australia and Puffinus griseus (sooty shearwater) which breeds in the Southern Hemisphere and winters in the Northern Hemisphere.
- muttonbirds — Plural form of muttonbird.
- neuroblasts — Plural form of neuroblast.
- newburyport — a city in NE Massachusetts.
- north-bound — going toward the north: northbound traffic.
- northumbria — an early English kingdom extending N from the Humber to the Firth of Forth.
- obfuscatory — to confuse, bewilder, or stupefy.
- objurgating — Present participle of objurgate.
- objurgation — to reproach or denounce vehemently; upbraid harshly; berate sharply.
- objurgative — That objurgates; sharply disapproving.
- objurgatory — to reproach or denounce vehemently; upbraid harshly; berate sharply.
- obscuration — the act of obscuring.
- obscurement — The act of obscuring, or the state of being obscured.
- obscurities — Plural form of obscurity.
- obstructing — Present participle of obstruct.
- obstruction — something that obstructs, blocks, or closes up with an obstacle or obstacles; obstacle or hindrance: obstructions to navigation.
- obstructive — to block or close up with an obstacle; make difficult to pass: Debris obstructed the road.
- obtrusively — having or showing a disposition to obtrude, as by imposing oneself or one's opinions on others.
- obumbration — the action of making dim, dark, obfuscated, or eclipsed
- order about — to bully or domineer
- outbreaking — The act of breaking out.
- outbreeding — to breed selected individuals outside the limits of the breed or variety.
- outer banks — chain of long, narrow, sandy islands, along the coast of N.C.
- outnumbered — to exceed in number.
- over-budget — costing or being more than the amount alloted or budgeted: The building is half-finished and it's already overbudget.
- overburthen — to overburden
- perturbator — to disturb or disquiet greatly in mind; agitate.
- politbureau — (often lowercase) the executive committee and chief policymaking body of a Communist Party.
- port number — port
- postpuberty — the period after puberty