8-letter words containing a, c, r, o, i
- erotical — (obsolete) Erotic.
- escorial — a village in central Spain, northwest of Madrid: site of an architectural complex containing a monastery, palace, and college, built by Philip II between 1563 and 1584
- florican — any of various smaller species of bustards.
- fornical — any of various arched or vaulted structures, as an arching fibrous formation in the brain.
- fraction — Mathematics. a number usually expressed in the form a/b. a ratio of algebraic quantities similarly expressed.
- fricando — fricandeau.
- gabbroic — Of, pertaining to, or containing gabbro.
- gracioso — a buffoon or clown in Spanish comedy.
- gracious — pleasantly kind, benevolent, and courteous.
- hadronic — (physics) of, related to, or composed of hadrons.
- harmonic — pertaining to harmony, as distinguished from melody and rhythm.
- hathoric — of or relating to Hathor.
- hyracoid — of, relating to, or belonging to the mammalian order Hyracoidea, which contains the hyraxes
- ice road — a temporary winter road built across ice or frozen ground
- idocrase — vesuvianite.
- impactor — an electric or pneumatic power wrench with interchangeable toolhead attachments, used for installing and removing nuts, bolts, and screws.
- incroach — Archaic form of encroach.
- ironclad — covered or cased with iron plates, as a ship for naval warfare; armor-plated.
- ironical — pertaining to, of the nature of, exhibiting, or characterized by irony or mockery: an ironical compliment; an ironical smile.
- iscariot — the surname of Judas, the betrayer of Jesus. Mark 3:19; 14:10, 11.
- isobaric — Meteorology. having or showing equal barometric pressure.
- isocracy — a government in which all individuals have equal political power.
- lonicera — Any plant of the genus Lonicera, the honeysuckles.
- loricate — covered with a lorica.
- macaroni — small, tubular pasta prepared from wheat flour.
- macrotia — (medicine) Abnormal development of the auricle of the ear.
- marciano — Rocky (Rocco Francis Marchegiano) 1924–69, U.S. boxer: world heavyweight champion 1952–56.
- maricopa — a member of a North American Indian people of south-central Arizona.
- marocain — a crepe fabric made of silk, wool, or rayon, or a combination of these fibers, and distinguished by a strong rib effect, used in the manufacture of dresses and women's suits; a heavy Canton crepe.
- microamp — One millionth ( 10-6 ) of an ampere, abbreviated as \u00b5A.
- microbar — a centimeter-gram-second unit of pressure, equal to one millionth of a bar; one dyne per square centimeter.
- microbat — Any of the small bats in the suborder Microchiroptera.
- microcap — (US, finance) The stock of a public company with a market capitalization of roughly $300 million or less.
- microcar — A very small car.
- micropia — a defect of vision in which objects appear to be smaller than their actual size.
- microtia — A congenital deformity where the pinna (external ear) is underdeveloped.
- minorcan — of or relating to Minorca.
- morainic — Pertaining to a moraine.
- mordecai — the cousin and guardian of Esther who delivered the Jews from the destruction planned by Haman. Esther 2–8.
- narcosis — a state of stupor or drowsiness.
- narcotic — any of a class of substances that blunt the senses, as opium, morphine, belladonna, and alcohol, that in large quantities produce euphoria, stupor, or coma, that when used constantly can cause habituation or addiction, and that are used in medicine to relieve pain, cause sedation, and induce sleep.
- naricorn — a horny sheath which protects the nostrils of certain birds
- neorican — a Puerto Rican living in New York or one who has lived in New York and returned to Puerto Rico.
- niarchos — Stavros Spyros [stahv-raws spee-raws] /ˈstɑv rɔs ˈspi rɔs/ (Show IPA), 1909–1996, Greek businessman and shipowner.
- nocardia — any of several filamentous or rod-shaped, aerobic bacteria of the genus Nocardia, certain species of which are pathogenic for humans and other animals.
- nocturia — a condition in which one often wakes up during the night to urinate.
- ocarinas — Plural form of ocarina.
- oligarch — one of the rulers in an oligarchy.
- omniarch — A ruler of the world.
- operatic — of or relating to opera: operatic music.