15-letter words containing a, d, i, o
- desulfurization — The process of removing sulfur from a substance, such as flue gas or crude.
- detribalisation — Alternative form of detribalization.
- detribalization — to cause to lose tribal allegiances and customs, chiefly through contact with another culture.
- developing bath — an amount of photographic developer into which photographic film or paper is inserted
- developing tank — a container used to develop photographic film and which enables the film to be developed in daylight
- devitrification — The formation of small crystals in a glass as a result of slow cooling from the molten state.
- dextrosinistral — left-handed, but having the right hand trained for writing.
- dezincification — removal of zinc.
- diadochokinesia — the normal ability to perform rapidly alternating muscular movements, as flexion and extension.
- diadochokinesis — the normal ability to perform rapidly alternating muscular movements, as flexion and extension.
- diagonal matrix — a square matrix in which all the entries except those along the diagonal from upper left to lower right are zero.
- diagonalisation — (UK) In matrix algebra, the process of converting a square matrix into a diagonal matrix, usually to find the eigenvalues of the matrix.
- diagonalization — (in linear algebra) the process of diagonalizing
- diaheliotropism — the tendency among plants to respond to the light of the sun by orienting their leaves perpendicular to the sun's rays, such that the upper surface of the leaves receives maximum light
- dialectological — Of or relating to dialectology.
- diamine oxidase — an enzyme, occurring in the digestive system, that inactivates histamine by removal of its amino group
- diamond cutting — the art or work of cutting and shaping rough diamonds to make them suitable for use by the jewellery trade
- diamond jubilee — A diamond jubilee is the sixtieth anniversary of an important event.
- diamond wedding — the 60th, or occasionally the 75th, anniversary of a marriage
- diaphototropism — growth of a plant or plant part in a direction transverse to that of the light
- diastereoisomer — a type of isomer that differs in the spatial arrangement of atoms in the molecule, but is not a mirror image; a stereoisomer that is not an enantiomer
- diastrophically — in a diastrophic fashion
- dichloromethane — a noxious colourless liquid widely used as a solvent, e.g. in paint strippers. Formula: CH2Cl2
- dichotomisation — Alternative spelling of dichotomization.
- dichotomization — The act of dichotomizing or the thing dichotomized; classification.
- dictation speed — a speed of speaking that enables someone to take down what is being said
- dictatorialness — The state or quality of being dictatorial.
- differentiation — Biology. the process by which cells or tissues change from relatively generalized to specialized kinds, during development.
- differentiators — Plural form of differentiator.
- diffractometers — Plural form of diffractometer.
- diffractometric — Relating to diffractometry; measured using a diffractometer.
- diglycolic acid — a white, crystalline, water-soluble solid, C 4 H 6 O 5 , used chiefly in the manufacture of resins and plasticizers.
- dilatory motion — a formal proposal to be discussed and voted on in a debate whose effect is to interrupt the business under discussion at the time
- dinoflagellates — Plural form of dinoflagellate.
- diomede islands — two small islands in the Bering Strait, separated by the international date line and by the boundary line between the US and Russia
- dionysius thrax — c100 b.c, Greek grammarian.
- direct taxation — Direct taxation is a system in which a government raises money by means of direct taxes.
- direction angle — an angle made by a given vector and a coordinate axis.
- disadvantageous — characterized by or involving disadvantage; unfavorable; detrimental.
- disaffectionate — not affectionate
- disambiguations — Plural form of disambiguation.
- disappointingly — failing to fulfill one's hopes or expectations: a disappointing movie; a disappointing marriage.
- disappointments — Plural form of disappointment.
- disarticulation — The act of disarticulating.
- disassimilation — The decomposition of complex substances, within an organism, into simpler ones suitable only for excretion, with the release of energy; a normal nutritional process that is the reverse of assimilation.
- discombobulated — to confuse or disconcert; upset; frustrate: The speaker was completely discombobulated by the hecklers.
- discombobulates — Third-person singular simple present indicative form of discombobulate.
- disconfirmation — to prove to be invalid.
- discontinuation — a breach or interruption of continuity or unity: Progress was delayed by repeated discontinuations of work.
- discoordination — Impaired coordination.