9-letter words containing r, e, i, t, a, o
- ketonuria — the presence of ketone bodies in the urine.
- kiteboard — A specialized light weight wakeboard used for kiteboarding.
- laborites — Plural form of laborite.
- labourite — a member or supporter of the Labour party.
- lamproite — (geology) Any of several volcanic rocks having a high potassium content.
- lattimore — Richmond Alexander, 1906–84, U.S. poet, translator, and critic, born in China.
- liberator — a four-engined heavy bomber widely used over Europe and the Mediterranean by the U.S. Army Air Force in World War II. Symbol: B-24.
- lionheart — a person of exceptional courage and bravery.
- literator — littérateur.
- manticore — a legendary monster with a man's head, horns, a lion's body, and the tail of a dragon or, sometimes, a scorpion.
- marielito — a refugee from Cuba who came to the U.S. in 1980 as part of a mass migration that sailed from Mariel, Cuba.
- masoretic — of or relating to the Masorah or the Masoretes.
- matronize — to cause to become matronly; cause to act as, or fulfill the role of, matron.
- mediators — Plural form of mediator.
- mediatory — pertaining to mediation.
- meditator — to engage in thought or contemplation; reflect.
- meliorate — (transitive) To make better, to improve; to heal or solve a problem.
- mentorial — Of or relating to a mentor.
- microtape — (hardware, storage) /mi:'kroh-tayp/ Occasionally used to mean a DECtape, as opposed to a macrotape. Apparently the term "microtape" was actually the official term used within DEC for these tapes until someone coined the word "DECtape", which, of course, sounded sexier to the marketroids. Another version of the story holds that someone discovered a conflict with another company's "microtape" trademark.
- morganite — rose-colored beryl.
- mortalise — Non-Oxford British standard spelling of mortalize.
- mortalize — (transitive) To make mortal.
- narcotine — An alkaloid found in opium; noscapine.
- narcotise — Alternative spelling of narcotize.
- narcotize — to subject to or treat with a narcotic; stupefy.
- natrolite — a white or colorless zeolite mineral, a hydrous silicate of sodium and aluminum, Na 2 Al 2 Si 3 O 1 0 ⋅2H 2 O, often occurring in acicular crystals.
- nervation — venation.
- nestorian — one of a sect of followers of Nestorius who denied the hypostatic union and were represented as maintaining the existence of two distinct persons in Christ.
- neuration — venation, as of an insect's wings.
- normative — of or relating to a norm, especially an assumed norm regarded as the standard of correctness in behavior, speech, writing, etc.
- 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.
- operatics — Exaggerated or overly emotional behaviour; histrionics.
- operating — used or engaged in performing operations: an operating surgeon.
- operation — an act or instance, process, or manner of functioning or operating.
- operative — a person engaged, employed, or skilled in some branch of work, especially productive or industrial work; worker.
- operatize — to turn (a play, novel, etc) into an opera
- oratories — Plural form of oratory.
- ordinated — Simple past tense and past participle of ordinate.
- ordinates — Plural form of ordinate.
- orientals — Plural form of oriental.
- orientate — (UK, intransitive) To face (a given direction).
- originate — to take its origin or rise; begin; start; arise: The practice originated during the Middle Ages.
- orleanist — a supporter of the Orléans branch of the former French royal family and of its claim to the throne of France through descent from the younger brother of Louis XIV.
- ortanique — A citrus fruit that is a cross between an orange and a tangerine, developed in Jamaica in the 1920s.
- osmeteria — glands in some caterpillars that secrete foul-smelling substances to deter predators
- ostiaries — Plural form of ostiary.
- ostracise — to exclude, by general consent, from society, friendship, conversation, privileges, etc.: His friends ostracized him after his father's arrest.
- ostracize — to exclude, by general consent, from society, friendship, conversation, privileges, etc.: His friends ostracized him after his father's arrest.