9-letter words containing b, r, o, i
- microbody — (cytology): A cellular organelle bound by a single membrane and containing enzymes.
- microbots — Plural form of microbot.
- microbrew — beer brewed in a microbrewery.
- microtube — A microscopic tube, especially one used in the construction of specialized lasers.
- millboard — a strong, thick pasteboard used to make book covers.
- mislabour — to labour wrongly
- miter box — any of various fixed or adjustable guides for a saw in making miters or cross cuts, especially a troughlike box open at the ends and guiding the saw by slots in the opposite sides.
- mitre box — an open-ended box with sides having narrow slots to guide a saw in cutting mitre joints
- mobilizer — to assemble or marshal (armed forces, military reserves, or civilian persons of military age) into readiness for active service.
- moosebird — gray jay.
- morbidity — a morbid state or quality.
- motorbike — a small, lightweight motorcycle.
- moundbird — megapode.
- mousebird — coly.
- mozarabic — of, relating to, or characteristic of the Mozarabs: Mozarabic culture.
- myofibril — a contractile fibril of skeletal muscle, composed mainly of actin and myosin.
- neighbors — Plural form of neighbor.
- neighbour — a person who lives near another.
- nightrobe — A robe to be worn at night; a nightgown.
- nobiliary — of or relating to the nobility.
- noble fir — a fir, Abies procera, of the northwestern U.S., which may grow to a height of 250 feet (76 meters).
- nonbinary — not consisting of, indicating, or involving two.
- nontribal — not related to, originating from, or involving a tribe or tribes
- obligator — to bind or oblige morally or legally: to obligate oneself to purchase a building.
- obrenovic — Aleksandar [Serbo-Croatian. ah-le-ksahn-dahr] /Serbo-Croatian. ˌɑ lɛˈksɑn dɑr/ (Show IPA), Alexander I (def 3).
- obreption — Canon Law. fraud in obtaining or attempting to obtain something from an official. Compare subreption (def 1).
- obscuring — (of meaning) not clear or plain; ambiguous, vague, or uncertain: an obscure sentence in the contract.
- obscurity — the state or quality of being obscure.
- observing — to see, watch, perceive, or notice: He observed the passersby in the street.
- obstetric — of or relating to the care and treatment of women in childbirth and during the period before and after delivery.
- obtruding — Present participle of obtrude.
- obtrusion — the act of obtruding.
- obtrusive — having or showing a disposition to obtrude, as by imposing oneself or one's opinions on others.
- obversion — an act or instance of obverting.
- octobrist — a member of a Russian political party that advocated constitutional monarchism: so called because it was organized after the Czar's manifesto in October, 1905.
- orbicular — like an orb; circular; ringlike; spherical; rounded.
- orbituary — Orbital.
- otterbein — Philip William, 1726–1813, American clergyman, founder of the United Brethren, born in Germany.
- outbidder — a person who outbids
- ovenbirds — Plural form of ovenbird.
- overbills — Third-person singular simple present indicative form of overbill.
- overbrief — too brief
- overbuild — to erect too many buildings in (an area).
- overbuilt — Simple past tense and past participle of overbuild.
- pair bond — the exclusive relationship formed between a male and a female, esp in some species of animals and birds during courtship and breeding
- pair-bond — (of a mating couple) to form and maintain a pair bond.
- parabolic — of, relating to, or involving a parable.
- parboiled — to boil partially or for a short time; precook.
- peribolos — a colonnade or wall surrounding a Classical temple
- peribonca — a river in central Quebec, Canada, flowing S to Lake St. John. 280 miles (451 km) long.