7-letter words containing a, c, o, i
- laconic — using few words; expressing much in few words; concise: a laconic reply.
- laodice — (in the Iliad) a daughter of Priam and Hecuba who chose to be swallowed up by the earth rather than live as a Greek concubine.
- limacon — a plane curve generated by the locus of a point on a line at a fixed distance from the point of intersection of the line with a fixed circle, as the line revolves about a point on the circumference of the circle. Equation: r = a cosθ + b.
- locrian — either of two districts in the central part of ancient Greece.
- logical — according to or agreeing with the principles of logic: a logical inference.
- malicho — mischief or wrongdoing
- malonic — of or derived from malonic acid; propanedioic.
- mandioc — (obsolete) manioc.
- manicou — The common opossum, taxonomic name Didelphis marsupialis.
- marcion — a.d. c100–c160, Christian Gnostic.
- marconi — Guglielmo [goo-lyel-maw] /guˈlyɛl mɔ/ (Show IPA), Marchese, 1874–1937, Italian electrical engineer and inventor, especially in the field of wireless telegraphy: Nobel Prize in physics 1909.
- masonic — Of or pertaining to stonemasons or masonry.
- minorca — Spanish Menorca. one of the Balearic Islands, in the W Mediterranean. 271 sq. mi. (700 sq. km).
- mochica — of, relating to, or characteristic of a pre-Inca culture that flourished on the northern coast of Peru from the 3rd century b.c. to the 7th century a.d. and is especially noted for fine pottery vessels with stirrup spouts, some bearing drawings of all aspects of cultural life.
- mochila — a flap of leather on the seat of a saddle, used as a covering and sometimes as a base to which saddlebags are attached.
- mohican — Mahican.
- monacid — (chemistry) Having one hydrogen atom replaceable by a negative or acid atom or radical; capable of neutralizing a monobasic acid.
- monadic — Biology. any simple, single-celled organism. any of various small, flagellate, colorless ameboids with one to three flagella, especially of the genus Monas.
- mosaics — Plural form of mosaic.
- nicolai — (Carl) Otto (Ehrenfried) [kahrl awt-oh ey-ruh n-freet] /kɑrl ˈɔt oʊ ˈeɪ rənˌfrit/ (Show IPA), 1810–49, German composer.
- nicolas — a masculine name
- nicolay — John George, 1832–1901, U.S. biographer.
- nicosia — an island republic in the Mediterranean, S of Turkey: formerly a British colony; independent since 1960. 3572 sq. mi. (9250 sq. km). Capital: Nicosia.
- nodical — of or relating to a node or the nodes.
- nomadic — of, relating to, or characteristic of nomads.
- nonacid — Having no acidic properties or content.
- nonadic — Of or pertaining to an nonad; ninefold.
- nordica — Lillian (Lillian Norton) 1859–1914, U.S. soprano.
- nowacki — ErrorTitleDiv {.
- ocarina — a simple musical wind instrument shaped somewhat like an elongated egg with a mouthpiece and finger holes.
- occitan — Provençal (def 3).
- oceania — the islands of the central and S Pacific, including Micronesia, Melanesia, Polynesia, and traditionally Australasia. About 3,450,000 sq. mi. (8,935,500 sq. km).
- oceanic — of, living in, or produced by the ocean: oceanic currents.
- oceanid — any of the daughters of Oceanus and Tethys; a sea nymph.
- octadic — Of or pertaining to an octad; eightfold.
- octavia — died 11 b.c, sister of Roman emperor Augustus and wife of Marc Anthony.
- offical — Misspelling of official.
- oghamic — In, of or pertaining to Ogham.
- oilcake — a cake or mass of linseed, cottonseed, soybean, or the like, from which the oil has been extracted or expressed, used as food for livestock.
- oilcamp — a camp for oil workers
- oilcans — Plural form of oilcan.
- onychia — inflammation of the matrix of the nail.
- opacify — to cause to become opaque.
- opacity — the state or quality of being opaque.
- opiatic — of, relating to, or resembling opiates.
- optical — of, relating to, or applying optics or the principles of optics.
- organic — noting or pertaining to a class of chemical compounds that formerly comprised only those existing in or derived from plants or animals, but that now includes all other compounds of carbon.
- osmatic — of or relating to the sense of smell.
- otalgic — (pathology) Of or pertaining to otalgia.
- oxyacid — an inorganic acid containing oxygen.