7-letter words containing a, d, i
- diaster — the stage in cell division at which the chromosomes are in two groups at the poles of the spindle before forming daughter nuclei
- diatoms — Plural form of diatom.
- diatron — an electrical circuit that uses diodes
- diazene — (inorganic compound) The compound HN=NH.
- diazine — any organic compound whose molecules contain a hexagonal ring of four carbon atoms and two nitrogen atoms, esp any of three isomers with the formula C4N2H4
- diazole — any organic compound whose molecules contain a pentagonal ring of three carbon atoms and two nitrogen atoms, esp imidazole (1,3-diazole) or pyrazole (1,1–diazole)
- dibasic — (of an acid, such as sulphuric acid, H2SO4) containing two acidic hydrogen atoms
- dibatag — a small gazelle, Ammodorcas clarkei, of Somaliland, having a long neck: now rare.
- dibrach — pyrrhic1 (def 3).
- dicamba — a white crystalline solid used as a weedkiller
- diconal — a brand of dipanone, an opiate drug with potent analgesic properties: used to relieve severe pain
- dictate — If you dictate something, you say or read it aloud for someone else to write down.
- didache — a treatise, perhaps of the 1st or early 2nd century ad, on Christian morality and practices
- dieback — a condition in a plant in which the branches or shoots die from the tip inward, caused by any of several bacteria, fungi, or viruses or by certain environmental conditions.
- diehard — a person who vigorously maintains or defends a seemingly hopeless position, outdated attitude, lost cause, or the like.
- dietary — of or relating to diet: a dietary cure.
- digamma — a letter of the early Greek alphabet that generally fell into disuse in Attic Greek before the classical period and that represented a sound similar to English w.
- digicam — A digital camera.
- digital — of, relating to, or using numerical calculations.
- digonal — of or relating to a symmetry operation in which the original figure is reconstructed after a 180° turn about an axis
- digrams — Plural form of digram.
- digraph — a pair of letters representing a single speech sound, as ea in meat or th in path.
- diktats — Plural form of diktat.
- dilated — Simple past tense and past participle of dilate.
- dilater — One who, or that which, dilates, expands, or enlarges.
- dilates — Third-person singular simple present indicative form of dilate.
- dilator — Anatomy. a muscle that dilates some cavity of the body.
- dilemma — a situation requiring a choice between equally undesirable alternatives.
- dilemna — Misspelling of dilemma.
- dillard — Annie, born 1945, U.S. writer.
- diluvia — a coarse surficial deposit formerly attributed to a general deluge but now regarded as glacial drift.
- dimashq — Damascus
- dinaric — of or relating to the Alpine region of the Balkan Peninsula, from Slovenia to N Albania and extending across W Coatia, and most of Bosnia and Herzegovna, and Montenegro.
- dingaan — died 1840, Zulu chief (1828–40), who fought the Boer colonists in Natal
- dingbat — Slang. an eccentric, silly, or empty-headed person.
- dingwad — (informal) A stupid person.
- dionaea — the Venus's-flytrap.
- dioptra — Alternative form of diopter.
- diorama — a scene, often in miniature, reproduced in three dimensions by placing objects, figures, etc., in front of a painted background.
- dioxane — a colorless, flammable, liquid cyclic ether, C 4 H 8 O 2 , having a faint, pleasant odor: used chiefly in the varnish and silk industries and as a dehydrator in histology.
- diphase — having two phases; two-phase.
- diploma — a document given by an educational institution conferring a degree on a person or certifying that the person has satisfactorily completed a course of study.
- dipnoan — belonging or pertaining to the order Dipnoi, comprising the lungfishes.
- dipodal — (organic chemistry) Describing any compound in which two (of the same) functional groups are on two separate chains.
- dipolar — Physics, Electricity. a pair of electric point charges or magnetic poles of equal magnitude and opposite signs, separated by an infinitesimal distance.
- diptera — the order comprising the dipterous insects.
- diquark — a low-energy configuration of two quarks attracted to one another by virtue of having antisymmetric colours and spins
- dirhams — Plural form of dirham.
- dirtbag — Slang. a filthy or contemptible person.
- disable — make not work