13-letter words that end in ion
- circumduction — the action of turning anything on its axis
- circumflexion — The act of bending, or causing to assume a curved form.
- circumvention — to go around or bypass: to circumvent the lake; to circumvent the real issues.
- clarification — to make (an idea, statement, etc.) clear or intelligible; to free from ambiguity.
- climatization — to acclimate to a new environment.
- 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.
- co-production — a film, play, television programme, etc, produced by two or more people or organizations
- coach station — A coach station is an area or a building which coaches leave from or arrive at on regular journeys.
- coalification — the compression, over time, of plant matter into coal
- cocontraction — The simultaneous contraction of two muscles.
- cocultivation — the act of cultivating jointly
- code position — (character) An integer that a coded character set maps to a character. A code position is normally stored or transmitted by applying a character encoding to turn it into a byte string.
- codeclination — the astronomical coordinate complementary to the declination
- coeur de lion — Richard I, meaning “lionhearted.”.
- cognomination — the process of giving a cognomen
- cointegration — (mathematics) The condition of two non-stationary time series whose linear combination is stationary.
- collaboration — Collaboration is the act of working together to produce a piece of work, especially a book or some research.
- colourisation — Alternative spelling of colorization.
- commemoration — the act or an instance of commemorating
- commiseration — to feel or express sorrow or sympathy for; empathize with; pity.
- communication — Communications are the systems and processes that are used to communicate or broadcast information, especially by means of electricity or radio waves.
- communisation — (British spelling) Alternative form of communization.
- communization — The act or process of communizing.
- compagination — a union or act of joining
- company union — an unaffiliated union of workers usually restricted to a single business enterprise
- comprehension — Comprehension is the ability to understand something.
- concatenation — A concatenation of things or events is their occurrence one after another, because they are linked.
- concentration — Concentration on something involves giving all your attention to it.
- condescension — Condescension is condescending behaviour.
- confabulation — the act of confabulating; conversation; discussion.
- confarreation — (in ancient Rome) the highest form of marriage, which was marked by the offering of a cake to Jupiter
- confederation — A confederation is an organization or group consisting of smaller groups or states, especially one that exists for business or political purposes.
- configuration — A configuration is an arrangement of a group of things.
- conflagration — A conflagration is a fire that burns over a large area and destroys property.
- confrontation — A confrontation is a dispute, fight, or battle between two groups of people.
- congeneration — Simultaneous generation (as of heat and light from the same action).
- conic section — one of a group of curves formed by the intersection of a plane and a right circular cone. It is either a circle, ellipse, parabola, or hyperbola, depending on the eccentricity, e, which is constant for a particular curve e = 0 for a circle; e<1 for an ellipse; e = 1 for a parabola; e>1 for a hyperbola
- connumeration — the act of counting together
- consideration — Consideration is careful thought about something.
- consolidation — the act of consolidating or state of being consolidated
- conspurcation — the act of defiling
- constellation — A constellation is a group of stars which form a pattern and have a name.
- consternation — Consternation is a feeling of anxiety or fear.
- constupration — the act of raping or violating
- contamination — the act or process of contaminating or the state of being contaminated
- contemplation — thoughtful or long consideration or observation
- contraception — Contraception refers to methods of preventing pregnancy.
- contradiction — If you describe an aspect of a situation as a contradiction, you mean that it is completely different from other aspects, and so makes the situation confused or difficult to understand.
- contragestion — a form of contraception that can be used after fertilization of the ovum, preventing gestation
- contravention — an act of contravening; action counter to something; violation or opposition.