12-letter words containing i, a, t, r
- diastrophism — the process of movement and deformation of the earth's crust that gives rise to large-scale features such as continents, ocean basins, and mountains
- diathermancy — the property of transmitting infrared radiation
- dibranchiate — of, relating to, or belonging to the Dibranchiata, a group or former order of cephalopod molluscs, including the octopuses, squids, and cuttlefish, having two gills
- dichromatism — the quality or condition of being dichromatic
- dictatorship — Dictatorship is government by a dictator.
- dictionaries — Plural form of dictionary.
- dictionarist — (rare) a person who creates dictionaries.
- dictyopteran — any insect of the order Dictyoptera, which comprises the cockroaches and mantises
- diesel train — a train hauled by a diesel locomotive or powered by a diesel engine
- diet pyramid — food pyramid (def 2).
- differentiae — Plural form of differentia.
- differential — of or relating to difference or diversity.
- digitigrades — Plural form of digitigrade.
- dilacerating — Present participle of dilacerate.
- dilaceration — the act of dilacerating.
- dilatometers — Plural form of dilatometer.
- dilatoriness — tending to delay or procrastinate; slow; tardy.
- dimerization — (chemistry) Any chemical reaction in which two monomers react to form a dimer.
- dinner party — social gathering over evening meal
- dinner plate — a plate for holding an individual serving of the main course of a meal.
- dinner table — dining table.
- dipropellant — bipropellant.
- direct labor — labor performed, as by workers on a production line, and considered in computing costs per unit of production.
- directorates — Plural form of directorate.
- disaccordant — not agreeing
- disadventure — misfortune; bad luck
- disaggregate — to separate (an aggregate or mass) into its component parts.
- disagreement — the act, state, or fact of disagreeing.
- disastrously — causing great distress or injury; ruinous; very unfortunate; calamitous: The rain and cold proved disastrous to his health.
- disauthorize — to take authority away from (a person or organization)
- discarnation — without a physical body; incorporeal.
- discolorated — Simple past tense and past participle of discolorate.
- discordantly — disagreeable to the ear; dissonant; harsh.
- discorporate — Having no material body.
- discretional — discretionary.
- discriminant — a relatively simple expression that determines some of the properties, as the nature of the roots, of a given equation or function.
- discriminate — to make a distinction in favor of or against a person or thing on the basis of the group, class, or category to which the person or thing belongs rather than according to actual merit; show partiality: The new law discriminates against foreigners. He discriminates in favor of his relatives.
- disenchanter — One who disenchants.
- disentranced — to bring out of an entranced condition; disenchant.
- disgradation — a deposition of rank or status
- disgregation — the separation of components from a whole, esp of people from a company
- disheartened — to depress the hope, courage, or spirits of; discourage.
- disincarnate — (Of a being) without a body.
- disintegrant — A disintegrant is an agent, used in the preparation of tablets, which causes them to disintegrate and release their medicinal substances on contact with moisture.
- disintegrate — to separate into parts or lose intactness or solidness; break up; deteriorate: The old book is gradually disintegrating with age.
- disintricate — (transitive) To disentangle.
- disinvoltura — Self-assurance; lack of constraint.
- disk storage — space for storing information on a disk
- disoperation — a relationship between two organisms in a community that is harmful to both
- disorientate — to disorient.