11-letter words containing a, i, r, o
- coarctation — Pathology. a narrowing of the lumen of a blood vessel. a congenital anomaly of the heart in which there is a narrowing of the aorta, resulting in abnormal blood flow.
- coarse fish — a freshwater fish that is not a member of the salmon family
- coasteering — the sport of following a coastline by swimming, climbing, diving, and walking while wearing a wetsuit, a life jacket, and a helmet
- coauthoring — Present participle of coauthor.
- cochlearium — In Ancient Rome, a small spoon with a long tapering handle.
- cockatrices — Plural form of cockatrice.
- codicillary — of, relating to, or of the nature of a codicil.
- cog railway — a railway for a very steep grade with traction supplied by a central cogged rail that meshes with a cogwheel on the engine
- cohabitator — One who cohabits.
- cohortative — intended to encourage
- coinsurance — a method of insurance by which property is insured for a certain percentage of its value by a commercial insurance policy while the owner assumes liability for the remainder
- coleorhizae — Plural form of coleorhiza.
- colinearity — the state of being arranged in the same linear sequence
- colleterial — relating to a glandular organ (colleterium) in some insects
- collinearly — lying in the same straight line.
- collunarium — a solution for application in the nose; nose drops.
- cologarithm — the logarithm of the reciprocal of a number; the negative value of the logarithm
- coloradoite — a mineral, mercury telluride, HgTe, occurring in the form of grayish-black masses.
- colouration — (British spelling) alternative spelling of coloration.
- columbarium — a vault having niches for funeral urns
- columnarity — the fact or quality of being columnar
- combinators — Plural form of combinator.
- combinatory — combinative
- comic opera — a play largely set to music, employing comic effects or situations
- comic-opera — comically vainglorious; having farcically self-important aspects: a comic-opera army, proud in its ceremonial splendor but inept on the battlefield.
- comisserate — Obsolete spelling of commiserate.
- commercials — Plural form of commercial.
- comminatory — Threatening, punitive, or vengeful.
- commiserate — If you commiserate with someone, you show them pity or sympathy when something unpleasant has happened to them.
- commissaire — (in professional cycle racing) a referee who travels in an open-topped car with the riders to witness any infringement of the rules
- commissural — Of or pertaining to a commissure.
- comparatist — a person who carries out comparative studies, esp a student of comparative literature or comparative linguistics
- comparative — You use comparative to show that you are judging something against a previous or different situation. For example, comparative calm is a situation which is calmer than before or calmer than the situation in other places.
- comparisons — Plural form of comparison.
- compatriate — Misspelling of compatriot.
- compatriots — Plural form of compatriot.
- compilatory — of or relating to a compilation or compiler
- complainers — Plural form of complainer.
- comprimario — a secondary role in opera or ballet
- comprisable — to include or contain: The Soviet Union comprised several socialist republics.
- comraderies — camaraderie.
- comradeship — Comradeship is friendship between a number of people who are doing the same work or who share the same difficulties or dangers.
- concertinas — Plural form of concertina.
- conciliator — a person who conciliates.
- concubinary — of, relating to, or living in concubinage.
- configurate — to shape or fashion
- confirmable — Capable of being checked, verifiable.
- confirmance — (obsolete) confirmation.
- confirmator — a confirmer
- confiscator — to seize as forfeited to the public domain; appropriate, by way of penalty, for public use.