11-letter words containing b, o, r
- anaerobiont — an organism that can live anaerobically
- anchor baby — a term used to refer to a baby born to an undocumented mother in a country where the baby becomes a citizen at birth, especially when the birth is planned to facilitate eventual legal residency for the family.
- anchor ball — a day shape consisting of a black ball not less than 2 feet (0.6 meters) in diameter, displayed in the fore rigging of a vessel at anchor.
- anchor bell — a bell rung in foggy weather by a vessel at anchor.
- anchor bolt — any of several kinds of bolts inserted and fixed in masonry as a hold for timbers, shelves, etc.
- anchor buoy — a buoy used to indicate the location of an underwater anchor.
- androphobia — an abnormal fear of men; an aversion toward the male sex.
- androphobic — Exhibiting androphobia; fearful of men.
- angle board — a board serving as a gauge for an angle planed across the end of other boards.
- anteorbital — in front of the orbit of the eye
- antibaryons — Plural form of antibaryon.
- apostlebird — an omnivorous bird, Struthidea cinerea, of eastern Australia, that has chiefly dark gray-brown plumage with white tail markings and is noted for its habit of traveling in groups of about 12 related individuals.
- approbating — Present participle of approbate.
- approbation — Approbation is approval of something or agreement to it.
- approbative — showing approbation or approval
- approbatory — approving; expressing approbation.
- apra harbor — a port on the W coast of Guam.
- aquaerobics — A form of aerobics done while in water.
- arab legion — a police force (1920–56) under British supervision, responsible for keeping order among desert tribesmen in Trans-Jordan.
- arabidopsis — Any cress (or related plant) of the genus Arabidopsis.
- arabinoside — a glycoside yielding arabinose when hydrolysed
- arabization — transfer to Arab control
- arbitration — Arbitration is the judging of a dispute between people or groups by someone who is not involved.
- arbitrators — Plural form of arbitrator.
- arbor vitae — any of several Asian and North American evergreen coniferous trees of the genera Thuja and Thujopsis, esp Thuja occidentalis, having tiny scalelike leaves and egglike cones
- arboraceous — resembling a tree
- arborescent — having the shape or characteristics of a tree
- arborvitaes — Plural form of arborvitae.
- arboviruses — Plural form of arbovirus.
- arc-boutant — flying buttress.
- archbishops — Plural form of archbishop.
- armorbearer — a person who carried the armor or weapons of a warrior
- arms akimbo — with hands on hips and elbows projecting outwards
- arsonphobia — Pyrophobia.
- asbestiform — having the look or structure of asbestos
- astral body — Astronomy. a star, planet, comet, or other heavenly body.
- astraphobia — a fear of thunder and lightning
- astroblemes — Plural form of astrobleme.
- astrobotany — the branch of botany that investigates the possibility that plants grow on other planets
- astrophobia — A fear of stars and celestial space.
- atrabilious — irritable
- attribution — the act of attributing; ascription.
- azotobacter — any bacterium of the family Azotobacteriaceae, important in nitrogen fixation in the soil
- baby boomer — A baby boomer is someone who was born during a baby boom, especially during the years after the end of the Second World War.
- baby broker — an adoption service, esp on the internet
- baby shower — gift-giving party for unborn baby
- baby-boomer — a person born during a baby boom, especially one born in the U.S. between 1946 and 1965.
- baby-mother — a young mother who has been abandoned by the baby's father just before or after the birth
- babyboomers — Plural form of babyboomer.
- bacciferous — bearing berries