9-letter words containing o, n, a, d
- datapoint — An identifiable element in a data set.
- davenport — a tall narrow desk with a slanted writing surface and drawers at the side
- dawsonite — a mineral that is made up of sodium and aluminium hydrous carbonate and occurs in crystalline form
- daybeacon — an unlighted navigational beacon used as a daymark.
- daycation — a day trip to a resort, hotel, etc that does not involve staying the night
- de molina — Tirso (ˈtirso). Pen name of Gabriel Téllez. ?1571–1648, Spanish dramatist; author of the first dramatic treatment of the Don Juan legend El Burlador de Sevilla (1630)
- de morgan — Augustus, 1806–71, English mathematician and logician.
- de varona — Donna, born 1947, U.S. swimmer.
- deaconess — (in the early church and in some modern Churches) a female member of the laity with duties similar to those of a deacon
- dead zone — an area of water that cannot support marine life, being virtually devoid of oxygen due to the presence of nitrates that stimulate algae growth
- dear john — a letter from a woman informing her boyfriend or fiancé that she is ending their relationship or informing her husband that she wants a divorce: Nothing is worse for a soldier's morale than getting a Dear John.
- debonaire — charming and sophisticated
- decagonal — Shaped like a decagon.
- decameron — a collection of a hundred tales by Boccaccio (published 1353), presented as stories told by a group of Florentines to while away ten days during a plague
- decanoate — (organic chemistry) Any salt or ester of decanoic acid.
- decathlon — The decathlon is a competition in which athletes compete in 10 different sporting events.
- deflation — Deflation is a reduction in economic activity that leads to lower levels of industrial output, employment, investment, trade, profits, and prices.
- defoliant — A defoliant is a chemical used on trees and plants to make all their leaves fall off. Defoliants are especially used in war to remove protection from an enemy.
- demantoid — a bright green variety of andradite garnet
- demeanors — Plural form of demeanor.
- demeanour — Your demeanour is the way you behave, which gives people an impression of your character and feelings.
- demoniacs — Plural form of demoniac.
- demonical — inspired as if by a demon, indwelling spirit, or genius.
- denominal — denominative (def 2).
- denotable — Capable of being denoted or marked.
- denotates — Third-person singular simple present indicative form of denotate.
- denotatum — (linguistics, philosophy) Something that is denoted; a referent.
- dentation — the state or condition of being dentate
- deodorant — Deodorant is a substance that you can use on your body to hide or prevent the smell of sweat.
- deoxidant — an agent that deoxidizes.
- desdemona — (in Shakespeare's Othello) Othello's wife, murdered by her husband as a result of jealousy instilled by Iago.
- detonable — able to be detonated
- detonated — Simple past tense and past participle of detonate.
- detonates — Third-person singular simple present indicative form of detonate.
- detonator — A detonator is a small amount of explosive or a piece of electrical or electronic equipment which is used to explode a bomb or other explosive device.
- deucalion — the son of Prometheus and, with his wife Pyrrha, the only survivor on earth of a flood sent by Zeus (Deucalion's flood). Together, they were allowed to repopulate the world by throwing stones over their shoulders, which became men and women
- deviation — Deviation means doing something that is different from what people consider to be normal or acceptable.
- diachrony — a change over time, esp in languages
- diachylon — a type of adhesive plaster, formerly made of various plant juices, but later containing lead oxide and glycerin
- diaconate — the office, sacramental status, or period of office of a deacon
- diagnosed — to determine the identity of (a disease, illness, etc.) by a medical examination: The doctor diagnosed the illness as influenza.
- diagnoses — to determine the identity of (a disease, illness, etc.) by a medical examination: The doctor diagnosed the illness as influenza.
- diagnosis — Diagnosis is the discovery and naming of what is wrong with someone who is ill or with something that is not working properly.
- diagonals — Plural form of diagonal.
- dial down — to reduce or become reduced
- dial tone — The dial tone is the same as the dialling tone.
- dialation — Misspelling of dilation.
- diamonded — Simple past tense and past participle of diamond.
- diandrous — (of some flowers or flowering plants) having two stamens
- dianoetic — of or relating to thought, esp to discursive reasoning rather than intuition