8-letter words containing r, i, d, o
- crinoids — Plural form of crinoid.
- crowd in — If problems or thoughts crowd in on you, a lot of them happen to you or affect you at the same time, so that they occupy all your attention and make you feel unable to escape.
- crowding — a large number of persons gathered closely together; throng: a crowd of angry people.
- cuspidor — spittoon
- d region — the lowest region of the ionosphere, extending from a height of about 60 kilometres to about 90 kilometres: contains a low concentration of free electrons and reflects low-frequency radio waves
- darioles — Plural form of dariole.
- de-orbit — the act of leaving orbit
- debitors — a debtor.
- debonair — A man who is debonair is confident, charming, and well-dressed.
- decurion — a local councillor
- dendroid — freely branching; arborescent; treelike
- depictor — to represent by or as if by painting; portray; delineate.
- deration — to end rationing of (food, petrol, etc)
- derision — If you treat someone or something with derision, you express contempt for them.
- derisory — If you describe something such as an amount of money as derisory, you are emphasizing that it is so small or inadequate that it seems silly or not worth considering.
- desirous — If you are desirous of doing something or desirous of something, you want to do it very much or want it very much.
- deviator — to turn aside, as from a route, way, course, etc.
- devisors — Plural form of devisor.
- diaspora — the dispersion of the Jews after the Babylonian and Roman conquests of Palestine
- diaspore — a white, yellowish, or grey mineral consisting of hydrated aluminium oxide in orthorhombic crystalline form, found in bauxite and corundum. Formula: AlO(OH)
- diborane — a colorless gas with an unpleasant odor, B 2 H 6 , used in the synthesis of organic boron compounds as a dope to introduce boron and as a polymerization catalyst for ethylene.
- dicaprio — Leonardo. born 1974, US film actor; his films include Romeo and Juliet (1996), Titanic (1997), Gangs of New York (2002), The Departed (2006), and Django Unchained (2012)
- dichroic — (of a solution or uniaxial crystal) exhibiting dichroism
- dicrotic — having or relating to a double pulse for each heartbeat
- dictator — A dictator is a ruler who has complete power in a country, especially power which was obtained by force and is used unfairly or cruelly.
- diffusor — a person or thing that diffuses.
- dig over — If you dig over an area of soil, you dig it thoroughly, so that the soil becomes looser and free from lumps.
- digestor — digester (def 2).
- digitron — a type of tube, for displaying information, having a common anode and several cathodes shaped in the form of characters, which can be lit by a glow discharge
- dihedron — a figure formed by two intersecting planes.
- dilators — Plural form of dilator.
- dilatory — tending to delay or procrastinate; slow; tardy.
- dimerous — consisting of or divided into two parts.
- dimitrov — Georgi [ge-awr-gi] /gɛˈɔr gɪ/ (Show IPA), 1882–1949, Bulgarian political leader: premier 1946–49.
- dinitro- — (of a chemical) containing two nitrogen groups in place of two hydrogen atoms
- dinosaur — any chiefly terrestrial, herbivorous or carnivorous reptile of the extinct orders Saurischia and Ornithischia, from the Mesozoic Era, certain species of which are the largest known land animals.
- diopters — Plural form of diopter.
- dioptres — Optics. a unit of measure of the refractive power of a lens, having the dimension of the reciprocal of length and a unit equal to the reciprocal of one meter. Abbreviation: D.
- dioptric — Optics. pertaining to dioptrics: dioptric images.
- dioramas — Plural form of diorama.
- dioramic — a scene, often in miniature, reproduced in three dimensions by placing objects, figures, etc., in front of a painted background.
- diorites — Plural form of diorite.
- dioritic — Containing diorite.
- dioscuri — the Greek name for Castor and Pollux, when considered together
- diprotic — (of an acid) having two transferable protons.
- dipteron — a dipterous insect.
- dipteros — (in ancient Greece) a building with a double colonnade on all sides
- director — a person or thing that directs.
- disadorn — To deprive of ornaments.
- discolor — to change or spoil the color of; fade or stain.