9-letter words containing a, e, r, o
- northlake — a city in NE Illinois: suburb of Chicago.
- norwegian — of or relating to Norway, its inhabitants, or their language.
- noseguard — middle guard.
- nosferatu — Alternative form of Nosferatu.
- notarised — to certify (a document, contract, etc.) or cause to become certified through a notary public.
- notarized — Simple past tense and past participle of notarize.
- notarizes — Third-person singular simple present indicative form of notarize.
- notecards — An ambitious hypertext system developed at Xerox PARC, "designed to support the task of transforming a chaotic collection of unrelated thoughts into an integrated, orderly interpretation of ideas and their interconnections".
- notepaper — writing paper, especially that used in writing notes or personal correspondence and usually less than 8½ × 11 inches (21.6 × 27.9 cm) in size.
- nucleator — having a nucleus.
- nucleolar — of, relating to, or forming a nucleolus.
- numerator — Arithmetic. the term of a fraction, usually above the line, that indicates the number of equal parts that are to be added together; the dividend placed over a divisor: The numerator of the fraction 2/3 is 2. Compare denominator (def 1).
- oak creek — a town in SE Wisconsin.
- oak grove — a small group or orchard of oak trees
- oak ridge — a city in E Tennessee, near Knoxville: atomic research center.
- oarswomen — Plural form of oarswoman.
- obamacare — a federal law providing for a fundamental reform of the U.S. healthcare and health insurance system, signed by President Barack Obama in 2010: formally called Affordable Care Act or Patient Protection and Affordable Care Act.
- obcordate — heart-shaped, with the attachment at the pointed end, as a leaf.
- objurgate — to reproach or denounce vehemently; upbraid harshly; berate sharply.
- obsecrate — to entreat solemnly; beseech; supplicate.
- observant — quick to notice or perceive; alert.
- obumbrate — to darken, overshadow, or cloud.
- oceanward — Toward the ocean.
- octahedra — Plural form of octahedron.
- octameter — consisting of eight measures or feet.
- oddsmaker — a person who calculates or predicts the outcome of a contest, as in sports or politics, and sets betting odds.
- oenogarum — Garum diluted with wine.
- oenothera — any plant of the large taxonomically complicated American genus Oenothera, typically having yellow flowers that open in the evening: family Onagraceae
- off break — a bowled ball that spins from off to leg on pitching
- offerable — able to be offered
- ogee arch — an arch, each haunch of which is an ogee with the concave side uppermost.
- oil-paper — a paper made waterproof and translucent by treatment with oil.
- oleanders — Plural form of oleander.
- oleasters — Plural form of oleaster.
- olecranal — the part of the ulna beyond the elbow joint.
- olecranon — the part of the ulna beyond the elbow joint.
- oleograph — a chromolithograph printed in oil colors on canvas or cloth.
- omnirange — a radio navigational aid in which stations emit distinctive signals on each of 360 degrees, giving the bearing of each degree with reference to magnetic north.
- on a tear — showing a sudden burst of energy
- on camera — a device for capturing a photographic image or recording a video, using film or digital memory.
- on parade — on display
- on parole — If a prisoner is on parole, he or she is released before the official end of their prison sentence and will not be sent back to prison if their behaviour is good.
- on remand — in custody or on bail awaiting trial or completion of one's trial
- on shares — with each person concerned taking a share of the profit or loss
- on stream — If something such as a new factory or a new system comes on stream or is brought on stream, it begins to operate or becomes available.
- on target — that is or may be a target or goal: The target group consisted of college graduates who earned more than $50,000 a year.
- on-stream — in or into regular operation, especially as part of a system, assembly line, or the like: When the new printing press goes on-stream, we'll be able to print twice as many newspapers a day.
- on-target — correct, accurate, or adhering closely to an anticipated outcome: an on-target forecast for the weekend weather.
- one-acter — a short play consisting of one act.
- one-armed — having only one arm