Online Etymology Dictionary

denunciate (v.): 1590s, from Latin denunciatus, past participle of denuntiare (see denounce). The same word as denounce, but directly from Latin. Not widely used except in its noun form, denunciation.
denunciation (n.): early 15c., "act of declaring or stating something," from Latin denuntiationem (nominative denuntiatio), noun of action from past participle stem of denuntiare (see denounce). Meaning "a charge" is mid-15c.
Denver: city in Colorado, U.S., founded 1858 as Auraria ("golden"), renamed 1859 for Gen. James W. Denver (1817-1892), governor of the territory. The family name is from the place of that name in Norfolk, literally "ford or passage used by the Danes," from Old English Dena (genitive plural) + fær.

The Denver boot or shoe as the name for a wheel clamp for illegally parked vehicles, supposedly was invented 1953 by Frank Marugg, pattern-maker and violinist with the Denver Symphony Orchestra. He was a friend of politicians and police department officials, and the city sheriff's department came to him for help in making a device to immobilize vehicles whose owners didn't pay parking tickets.
deny (v.): early 14c., from Old French denoiir "deny, repudiate, withhold," from Latin denegare "to deny, reject, refuse" (source of Italian dinegarre, Spanish denegar), from de- "away" (see de-) + negare "refuse, say 'no,' " from Old Latin nec "not," from Italic base *nek- "not," from PIE root *ne- "no, not" (see un-). Related: Denied; denying.
Deo volente: 1767, Latin, literally "God willing."
deodand (n.): 1520s, from Anglo-French deodande (late 13c.), from Medieval Latin deodandum, from Deo dandum "a thing to be given to God," from dative of deus "god" (see Zeus) + neuter gerundive of dare "to give" (see date (n.1)). In English law, "a personal chattel which, having been the immediate cause of the death of a person, was forfeited to the Crown to be applied to pious uses." Abolished 1846.
deodorant (n.): 1848, originally of substances to quell the odor of manure, formed in English as if from de- + Latin odorem "smell" (see odor (n.)). In reference to a substance to be used on the human body, from 1860. An earlier version, a perfumed powder, was called empasm (1650s), from Greek *empasma "to sprinkle on."
deodorize (v.): 1858; see de- + odor + -ize. Related: Deodorized; deodorizing.
deontology (n.): science of moral duty, 1826, from Greek deont-, comb. form of deon "that which is binding, duty," neuter present participle of dei "is binding;" + -ology. Said to have been coined by Bentham. Related: Deontological.
deoxidize (v.): 1794; see de- + oxidize. Related: Deoxidized; deoxidizing.
deoxy-: also desoxy-, word-forming element used to make chemical names for compounds which contain less oxygen than other compounds, from de- + first two syllables of oxygen
deoxyribonucleic acid (n.): 1931; see deoxyribose.
deoxyribose (n.): 1931, from deoxy- (because the 2' hydroxyl (-OH) in the sugar is in this case reduced to a hydrogen (H) by loss of an oxygen) + ribose.
depart (v.): mid-13c., "part from each other," from Old French departir (10c.) "to divide, distribute; separate (oneself), depart; die," from Late Latin departire "divide" (transitive), from de- "from" (see de-) + partire "to part, divide," from pars (genitive partis) "a part" (see part (n.)).

As a euphemism for "to die" (to depart this life; compare Old French departir de cest siecle) it is attested from c. 1500, as is the departed for "the dead," singly or collectively. Transitive lingers in some English usages; the wedding service was till death us depart until 1662. Related: Departed; departing.
department (n.): mid-15c., "a going away, act of leaving," from Old French departement (12c.) "division, sharing out; divorce, parting," from Late Latin departire (see depart). French department meant "group of people" (as well as "departure"), from which English borrowed the sense of "separate division, separate business assigned to someone in a larger organization" (c. 1735). Meaning "separate division of a government" is from 1769. As an administrative district in France, from 1792.
department store (n.): 1878; a store that sells a variety of items, organized by department.
The "Department Store" is the outgrowth of the cheap counter business originated by Butler Brothers in Boston about ten years ago. The little "Five Cent Counter" then became a cornerstone from which the largest of all the world's branches of merchandising was to be reared. It was the "Cheap Counter" which proved to the progressive merchant his ability to sell all lines of wares under one roof. It was the Five Cent Counter "epidemic" of '77 and '78 which rushed like a mighty whirlwind from the Atlantic to the Pacific and all along its path transformed old time one line storekeepers into the wide-awake merchant princes of the present day. It was this same epidemic which made possible the world famed Department Stores of Houghton, of Boston; Macy, of New York; Wanamaker, of Philadelphia; and Lehman, of Chicago. ["American Storekeeper," 1885]
departmental (adj.): 1791, "pertaining to a French department," from French départmental, from département (see department). Meaning "of departmental systems generally" from 1832.
departure (n.): mid-15c., from Old French deporteure "departure," figuratively, "death," from departir (see depart) + -ure (see -ure).
depeche (n.): "a dispatch," from French dépêche (15c.), from dépêcher "to dispatch," from Old French despeechier, from des- (see des-) + stem of empeechier "to hinder" (see impeach). Not directly related to dispatch.
depend (v.): early 15c., "to be attached to as a condition or cause," a figurative use, from Middle French dependre, literally "to hang from, hang down," from Latin dependere "to hang from, hang down; be dependent on, be derived," from de- "from, down" (see de-) + pendere "to hang, be suspended" (see pendant). Related: Depended; depending.
dependable (adj.): 1735; se depend + -able. Related: Dependability; dependably.
dependance (n.): c. 1400, early variant of dependence, rare since c. 1800; see -ance.
dependancy (n.): early variant of dependency, rare since c. 1800; see -ance.
dependant (adj.): also dependent, late 14c.; of persons, from 1580s, from French dépendant (adjective and noun), properly present participle of dépendre "to hang down," also "to depend," from Latin dependentem (see depend).

As a noun, from early 15c., originally "action growing out of another action." As with its relative dependence, the Latin-influenced variant (in this case dependent) co-existed through 18c., but with this word the French spelling has proven more durable in English, possibly because it has been found convenient to keep both, one (dependant) for the noun, the other (dependent) for the adjective.
dependants (n.): 1580s, see dependant.
dependence (n.): early 15c., from Middle French dépendance, from dependre (see depend). Originally also dependance (the earlier form), depending whether the writer had French or Latin foremost in mind; the Latin form gradually predominated and after c. 1800 dependance is rare. As an adjective from c. 1600.
dependencies (n.): "territories subordinate to another nation," 1680s; see dependency.
dependency: 1590s (adj.), 1610s (n.); see dependent + -cy. Originally also dependancy, on the French model, but the Latinate form gradually pushed this into disuse; see -ance. Meaning "territory subordinate to another nation" is recorded from 1680s.
dependent: 15c., variant spelling of dependant, now mostly restricted to adjectival use; see -ance. Dependent variable in mathematics is recorded from 1852.
depersonalization (n.): 1907; see de- + personalization. Related: Depersonalize; depersonalized.
dephlogisticate (v.): 1775; see de- + phlogiston. Related: Dephlogisticated; dephlogisticating.
depict (v.): early 15c., from Latin depictus, past participle of depingere "to portray, paint, sketch; describe, imagine," from de- "down" (see de-) + pingere "to paint" (see paint (v.)). Related: Depicted; depicting.
depiction (n.): 1680s, from French depiction, from Late Latin depictionem (nominative depictio) "painting, description," noun of action from Latin depictus (see depict).
depilation (n.): early 15c., from Modern Latin depilationem, noun of action from past participle stem of depilare (see depilatory).
depilatory (adj.): c. 1600, from French dépilatorie (adj.), from Latin depilatus "having one's hair plucked," from de- "completely" (see de-) + pilatus, past participle of pilare "deprive of hair," from pilus "hair" (see pile (n.3)). Earlier in same sense was Depilative. As a noun from c. 1600, from French dépilatorie (n.).
deplane (v.): 1923; see de- + plane (n.2).
deplete (v.): 1807, back-formation from depletion. Related: Depleted; depleting.
depletion (n.): 1650s, from Late Latin depletionem (nominative depletio) "blood-letting," noun of action from past participle stem of Latin deplere "to empty," literally "to un-fill," from de- "off, away" (see de-) + plere "to fill" (see pleio-).
deplorable (adj.): 1610s; see deplore + -able. Perhaps from French déplorable or directly from Late Latin deplorabilis. Johnson (mid-18c.) noted the weakened colloquial use of the word for "very bad." Related: Deplorably.
deplore (v.): 1550s, "to give up as hopeless," from French déplorer (13c.), from Latin deplorare "deplore, bewail, lament, give up for lost," from de- "entirely" (see de-) + plorare "weep, cry out," which is of unknown origin. Meaning "to regret deeply" is from 1560s. Related: Deplored; deploring.
deploy (v.): 1786 as a military word, from French déployer "unroll, unfold," from Old French desploiier "unfold," from Latin displicare "unfold, scatter," from dis- (see dis-) + plicare "to fold" see ply (v.1)). "In its AFr. form regularly adopted in ME as desplay" [OED]. Related: Deployed; deploying.
deployment (n.): 1796, from French déploiement, from déployer (see deploy).
depolarization (n.): 1815; see de- + polarization. Related: Depolarize; depolarized.
depoliticize (v.): 1928, from de- + politicize. Related: Depoliticized; depoliticizing.
deponent (adj.): 1520s, originally grammatical (of verbs passive in form but active in sense), from Latin deponentem "putting down or aside," present participle of deponere (see deposit (v.)). Noun meaning "one who makes a deposition" is from 1540s.
depopulate (v.): 1540s; see de- + populate. Perhaps from Latin depopulatus, past participle of depopulari "to lay waste, ravage." Related: Depopulated; depopulating. Earlier in same sense was dispeplen (early 15c.).
depopulation (n.): early 15c.; see de- + population.
deport (v.1): late 15c., "to behave," from Old French deporter "behave, deport (oneself)" (12c.), also with a wide range of meanings in Old French, such as "be patient; take one's (sexual) pleasure with; amuse, entertain; remain, delay, tarry; cheer, console, treat kindly; put aside, cast off, send away," from de- "from, off" (see de-) + porter "to carry," from Latin portare "to carry" (see port (n.1)). Related: Deported; deporting.
deport (v.2): "banish," 1640s, from French déporter, from Latin deportare "carry off, transport, banish, exile," from de- in its sense of "off, away" (see de-) + portare "to carry" (but associated by folk etymology with portus "harbor"); see port (n.1). Related: Deported; deporting.
deportation (n.): 1590s, from Middle French déportation, from Latin deporationem (nominative deportatio), noun of action from past participle stem of deportare (see deport (v.2)).