7-letter words containing a, c, t, o
- conatus — an effort or striving of natural impulse
- connate — existing in a person or thing from birth; congenital or innate
- constat — (legal, religion, science) It is clearly evident; It is certain, without a doubt.
- contact — Contact involves meeting or communicating with someone, especially regularly.
- contain — If something such as a box, bag, room, or place contains things, those things are inside it.
- contra- — against; contrary; opposing; contrasting
- contras — (often initial capital letter) a member of a counterrevolutionary guerrilla group in Nicaragua.
- coolant — Coolant is a liquid used to keep a machine or engine cool while it is operating.
- copycat — A copycat crime is committed by someone who is copying someone else.
- coranto — courante
- cordate — heart-shaped
- cortado — A cup of espresso served with warm milk.
- cortina — the weblike part of certain mushrooms, which hangs from the edge of the pileus and consists of silky fibrils
- cortona — a town in central Italy, in Tuscany: Roman and Etruscan remains, 15th-century cathedral. Pop: 22 048 (2001)
- coryate — Thomas, 1577–1617, English traveler and author.
- costain — Thomas Bertram, 1885–1965, U.S. novelist, historian, and editor, born in Canada.
- costard — an English variety of apple tree
- costars — Plural form of costar.
- costate — having ribs
- costean — to mine for lodes
- cotidal — (of a line on a tidal chart) joining points at which high tide occurs simultaneously
- cotinga — any tropical American passerine bird of the family Cotingidae, such as the umbrella bird and the cock-of-the-rock, having a broad slightly hooked bill
- cotland — the grounds that belonged to a cotter and which amounted to around 5 acres
- cottage — A cottage is a small house, usually in the country.
- courant — a courante
- couteau — a large two-edged knife used formerly as a weapon
- cowpats — Plural form of cowpat.
- cowtail — a coarse wool of poor quality.
- cratons — Plural form of craton.
- creator — The creator of something is the person who made it or invented it.
- croatia — a republic in SE Europe: settled by Croats in the 7th century; belonged successively to Hungary, Turkey, and Austria; formed part of Yugoslavia (1918–91); became independent in 1991 but was invaded by Serbia and fighting continued until 1995; involved in the civil war in Bosnia-Herzegovina (1991–95); joined the European Union in 2013. Language: Croatian. Religion: Roman Catholic majority. Currency: kuna. Capital: Zagreb. Pop: 4 475 611 (2013 est). Area: 55 322 sq km (21 359 sq miles)
- crontab — (computing, Unix) A table of commands to be executed periodically.
- curator — A curator is someone who is in charge of the objects or works of art in a museum or art gallery.
- cystoma — a cystic tumor.
- dacoits — Plural form of dacoit.
- dacoity — (in India and Myanmar) a robbery by an armed gang
- datacom — Data communications.
- defacto — (Australia, New Zealand) A partner in a spousal relationship not officially declared as a marriage, comparable to a common law husband or wife.
- dogcart — a light, two-wheeled, horse-drawn vehicle for ordinary driving, with two transverse seats back to back, and originally having a box under the rear seat for carrying a dog.
- dontcha — Eye dialect of don't you.
- eco-tax — a tax levied on services, products, etc that adversely affect the environment
- ecofact — (achaeology) A biological artifact not altered by humans, but which may be indicative of human occupation.
- ecotage — sabotage aimed at polluters or destroyers of the natural environment.
- ectopia — the usually congenital displacement of an organ or part.
- ectozoa — any animal parasite, as the louse, that lives on the surface of its host (opposed to entozoon).
- enactor — One who enacts.
- erotica — pornography
- evocate — (rare) To evoke.
- exotica — Objects considered strange or interesting because they are out of the ordinary, especially because they originated in a distant foreign country.
- faction — a form of writing or filmmaking that treats real people or events as if they were fictional or uses them as an integral part of a fictional account.