13-letter words containing a, i, d, o
- cash holdings — the assets that you hold in ready cash, as opposed to property, shares, bonds, etc
- caudine forks — a narrow pass in the Apennines, in S Italy, between Capua and Benevento: scene of the defeat of the Romans by the Samnites (321 bc)
- caxias do sul — a city in S Brazil.
- cedarwood oil — an aromatic oil obtained from the wood of the red cedar and used in the manufacture of soaps, perfumes, and insecticides.
- cephaloridine — a cephalosporin antibiotic often used in the treatment of bacterial infections
- ceramic oxide — a compound of oxygen with nonorganic material: recently discovered to act as a high-temperature superconductor
- chemical bond — a mutual attraction between two atoms resulting from a redistribution of their outer electrons
- chicago ridge — a town in NE Illinois.
- chiloe island — an island administered by Chile, off the W coast of South America in the Pacific Ocean: timber. Pop: 154 775 (2002, Chiloé province). Area: 8394 sq km (3240 sq miles)
- chlorous acid — an unstable acid that is a strong oxidizing agent. Formula: HClO2
- cinco de mayo — May 5, anniversary of the victory of Mexico over French forces at Puebla in 1862: observed by Mexicans and Mexican-Americans
- circuit board — A circuit board is the same as a printed circuit board.
- city dionysia — (in ancient Athens) the chief festival in honor of Dionysus, celebrated in early spring and notable for the performance of dithyrambs, tragedies, comedies, and satyr plays.
- city of david — Jerusalem. II Sam. 5:6–7.
- ciudad madero — city in Tamaulipas state, EC Mexico: suburb of Tampico: pop. 160,000
- clavichordist — Someone who plays the clavichord.
- clinodiagonal — the diagonal axis of a monoclinic crystal
- clinopinacoid — (in monoclinic crystals) the plane that is parallel to both the vertical and the inclined lateral axes
- close-grained — (of wood) dense or compact in texture
- co-ordination — Co-ordination means organizing the activities of two or more groups so that they work together efficiently and know what the others are doing.
- coachbuilders — Plural form of coachbuilder.
- coachbuilding — the manufacture of bodies for cars, buses, and coaches
- coadjutorship — the state of being a coadjutor
- coal industry — a branch of commercial enterprise concerned with the discovery and mining of coal
- coarsegrained — having a coarse texture
- coasting lead — a lead used in sounding depths of from 20 to 60 fathoms.
- cocos islands — a group of 27 coral islands in the Indian Ocean, southwest of Java: a Territory of Australia since 1955. Pop: 596 (2010). Area: 13 sq km (5 sq miles)
- codeclination — the astronomical coordinate complementary to the declination
- codifiability — the quality of being codifiable
- coeducational — A coeducational school, college, or university is attended by both boys and girls.
- coin-operated — (of a machine) operated by the insertion of a coin
- college radio — radio broadcasting from stations affiliated with a college or university, often at a frequency below 92 MHz FM.
- come in handy — If something comes in handy, it is useful in a particular situation.
- commandeering — Present participle of commandeer.
- commandership — a person who commands.
- commendations — the act of commending; recommendation; praise: commendation for a job well done.
- commodifiable — to turn into a commodity; make commercial.
- companionhood — companionship
- complicatedly — composed of elaborately interconnected parts; complex: complicated apparatus for measuring brain functions.
- comradeliness — the quality of being comradely
- condemnations — Plural form of condemnation.
- condensations — Plural form of condensation.
- conditionable — able to be conditioned
- conditionally — imposing, containing, subject to, or depending on a condition or conditions; not absolute; made or allowed on certain terms: conditional acceptance.
- confederacies — Plural form of confederacy.
- confederating — Present participle of confederate.
- confederation — A confederation is an organization or group consisting of smaller groups or states, especially one that exists for business or political purposes.
- confederative — of confederates or a confederation
- confusticated — Simple past tense and past participle of confusticate.
- conglutinated — Simple past tense and past participle of conglutinate.