Entry from the Oxford English Dictionary online:
1. A vaulted place, open at one or both sides; an arched opening or recess in a wall. Obs.
1644 EVELYN Diary (in Italy) 8 Nov., In the arcado..stand 24 statues of great price.
1762 H. WALPOLE Vertue’s Anecd. Paint. (1786) I. 187 The application of loggias, arcades, terrasses and flights of steps, at different stages of a building.
1782 WARTON Hist. Kiddington 6 On the opposite side is a small arcade or receptacle for holy water.
1823 NICHOLSON Pract. Build. 580 Arcade, an aperture in a wall with an arched head; also, a range of apertures with arched heads.
2. €˜A continued arch’; a passage arched over; a walk formed by a succession of arches having a common axis, and supported on columns or shafts. Also applied to an avenue similarly arched over by trees or shrubs; and extended to any covered avenue, esp. one with rows of shops or stalls on one or both sides.
1731 POPE Mor. Ess. II. 35 Shall call the winds thro’ long Arcades to roar.
1815 WORDSW. Wh. Doe IV. 45 And shades Of trellis-work in long arcades.
1829 T. ALLEN Antiq. Lond. IV. 302 A passage, with a range of shops on each side, called Burlington Arcade, which..is one of the most fashionable promenades
1849 RUSKIN Sev. Lamps ii. §15 Pictured landscapes at the extremities of alleys and arcades
1862 THACKERAY Four Georges iii. 142 A garden, with trim lawns, green arcades and vistas of classic statues.
3. Arch. A series of arches on the same plane: €˜a series of arches, either open or closed with masonry, supported by columns or piers.’ Parker Gloss. Arch. €˜In mediÃ¦val architecture, an ornamental dressing to a wall, consisting of colonnettes supporting moulded arches.’ ( arcature.)
1795-1807 J. CARTER Anc. Archit. Eng. I. 20 Arcade on the third story of the keep of Rochester castle..In the third story the wall is cut through by four magnificent arches.
1830 R. STUART, Dict. Arch., Arcade, a series of apertures or recesses with arched ceilings or soffets. The use of this word is very vague and indefinite.
1849 RUSKIN Sev. Lamps v. §12 In the uppermost arcade..the arches, the same in number as those below, are narrower than any of the faÃ§ade.
1861 PARKER Goth. Archit. (1874) I. iii. 67 The small Arcades..are frequently used as decorations of the walls.
4. Special Comb. arcade game, a (mechanical or electronic) game of a type orig. popularized in amusement arcades.
1977 Washington Post 10 June (District Weekly) 10/1 Since Gunchers is located on Georgetown’s night life strip, we weren’t sure that the atmosphere would be suitable for children, but its pinball machines and penny arcade games presented party possibilities.
1978 Washington Post 21 July (Weekend Suppl.) 7/3 Another ten cents will animate any number of 50-year-old arcade games of shooting, hitting or shaking.
1983 Listener 20 Oct. 37/4 Laser Vision’s interactive feature has been snapped up by the cut-throat arcade games industry in the USA.
1984 Personal Software Winter 44/1 The adventures of Pat the Postman is a twenty screen arcade game for the 48K ZX Spectrum.
To furnish with, or form into, an arcade. Hence arcaded ppl. a.
1805 W. TAYLOR in Ann. Rev. III. 61 A long arcaded court.
1860 All Y. Round No. 46. 457 In Stamboul, as in London, a bazaar means an arcaded covered walk.
1861 A. BERESFORD-HOPE Eng. Cathedr. 19th C. vi. 221 That expanse [of wall] may be arcaded, and if the arcading-shafts are of coloured materials, so much the better.
Images are of the Galleria Vittorio Emanuele II, built by Giuseppe Mengoni between 1865 and 1877, Milan, Italy