12-letter words that end in on
- cytoskeleton — a network of fibrous proteins that governs the shape and movement of a biological cell
- de-accession — to remove (an item) from a museum or library collection preparatory to selling it
- de-evolution — any process of formation or growth; development: the evolution of a language; the evolution of the airplane.
- deactivation — The act of deactivating something, such as a bomb.
- deallocation — the act of allocating; apportionment.
- deaspiration — the act of deaspirating
- debilitation — to make weak or feeble; enfeeble: The siege of pneumonia debilitated her completely.
- decapitation — to cut off the head of; behead: Many people were decapitated during the French Revolution.
- deceleration — to decrease the velocity of: He decelerates the bobsled when he nears a curve.
- decentration — The removal of something from a centre.
- decoloration — appearance with regard to color arrangement or use of colors; coloring: the bold coloration of some birds.
- decommission — When something such as a nuclear reactor or a large machine is decommissioned, it is taken to pieces because it is no longer going to be used.
- decongestion — the act of decongesting
- decrustation — the act of removing a crust
- decumulation — a decrease in amount or value
- deexcitation — to cause (an atom) to fall from an excited energy level to a lower energy level.
- deflagration — Deflagration is an explosion in which the speed of burning is lower than the speed of sound in the surroundings.
- defraudation — (obsolete) The act of defrauding; a taking by fraud.
- degemination — (phonetics, uncountable) inverse process of gemination, when a spoken long consonant is pronounced for an audibly shorter period.
- degeneration — the process of degenerating
- deglaciation — the process of removing glaciation
- deindexation — the state of being no longer index-linked
- deionization — to remove ions from.
- delamination — separation into layers
- delapidation — Dated form of dilapidation.
- deliberation — Deliberation is the long and careful consideration of a subject.
- delimitation — delimit.
- demi-pension — an arrangement whereby a guest or resident pays, usually at a fixed rate, for room, breakfast, and one other daily meal offered in a hotel or boardinghouse; half board. Compare modified American plan.
- demo version — 1. An early, barely-functional version of a program which can be used for demonstration purposes as long as the operator uses *exactly* the right commands and skirts its numerous bugs, deficiencies, and unimplemented portions. 2. A special version of a finished program (frequently with some features crippled) which is distributed at little or no cost to the user for enticement purposes. See crippleware.
- demodulation — the act or process by which an output wave or signal is obtained having the characteristics of the original modulating wave or signal; the reverse of modulation
- demonisation — the act of demonising
- demonization — the act of turning someone into a demon
- demotivation — the act of demotivating
- denaturation — to deprive (something) of its natural character, properties, etc.
- denomination — A particular denomination is a particular religious group which has slightly different beliefs from other groups within the same faith.
- denunciation — Denunciation of someone or something is severe public criticism of them.
- deoppilation — the removal of obstructions
- depopulation — to remove or reduce the population of, as by destruction or expulsion.
- depositation — the act of depositing
- depreciation — the reduction in value of a fixed asset due to use, obsolescence, etc
- deputization — the act of making someone a deputy
- deracination — to pull up by the roots; uproot; extirpate; eradicate.
- deratization — extermination of rats, especially aboard a merchant vessel.
- deregulation — Deregulation is the removal of controls and restrictions in a particular area of business or trade.
- derepression — the act of derepressing a gene
- dermabrasion — a procedure in cosmetic surgery in which rough facial skin is removed by scrubbing
- desalination — Desalination is the process of removing salt from sea water so that it can be used for drinking, or for watering crops.
- desaturation — the addition of white light to a pure colour to produce a paler less saturated colour
- desideration — to wish or long for.
- despoliation — the act of despoiling; plunder or pillage