9-letter words containing i, a, t, r, o
- infractor — to break, violate, or infringe (a law, commitment, etc.).
- inhabitor — One who inhabits.
- inhalator — an apparatus designed to mix carbon dioxide and oxygen, especially for use in artificial respiration.
- initiator — SCSI initiator
- innovator — to introduce something new; make changes in anything established.
- inoperant — Not operant.
- inquorate — (of an assembly) unable to proceed effectively because not enough members are present to make up a quorum.
- insulator — Electricity. a material of such low conductivity that the flow of current through it is negligible. insulating material, often glass or porcelain, in a unit form designed so as to support a charged conductor and electrically isolate it.
- interloan — a loan between one library and another
- intonator — a monochord
- intraoral — Within the mouth.
- invocator — invoke.
- irisation — the effect or quality of being iridescent; iridescence.
- iron gate — a gorge cut by the Danube through the Carpathian Mountains, between Yugoslavia and SW Romania. 2 miles (3.2 km) long.
- irrigator — One who, or that which, irrigates.
- irritator — One who or that which irritates.
- irrorated — Simple past tense and past participle of irrorate.
- irrumatio — Alternative form of irrumation.
- isocrates — 436–338 b.c, Athenian orator.
- isocratic — a government in which all individuals have equal political power.
- isografts — Plural form of isograft.
- isolators — Plural form of isolator.
- isopteran — a member of the order Isoptera which includes social, colonizing insects such as termites
- iteration — the act of repeating; a repetition.
- jargonist — a user of jargon
- joint bar — one of a pair of bars used to join two rails longitudinally.
- judicator — a person who acts as judge or sits in judgment.
- juniorate — a two-year course of study for a Jesuit novice in preparation for the course in philosophy.
- keratosis — any skin disease characterized by a horny growth, as a wart.
- keratotic — any skin disease characterized by a horny growth, as a wart.
- ketonuria — the presence of ketone bodies in the urine.
- kiteboard — A specialized light weight wakeboard used for kiteboarding.
- laborists — Plural form of laborist.
- laborites — Plural form of laborite.
- labourist — a member or supporter of the Labour party.
- labourite — a member or supporter of the Labour party.
- laminator — to separate or split into thin layers.
- lamproite — (geology) Any of several volcanic rocks having a high potassium content.
- largition — an act of, or the quality of, generosity or largesse
- latration — an instance of barking
- latrociny — banditry
- 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.
- libration — a real or apparent oscillatory motion, especially of the moon.
- libratory — oscillatory.
- lictorian — of or relating to a lictor
- lionheart — a person of exceptional courage and bravery.
- literator — littérateur.
- litigator — a courtroom lawyer.
- littorals — Plural form of littoral.