late 14c., "of or pertaining to a judge; pertaining to the administration of justice," from Latin iudicialis "of or belonging to a court of justice," from iudicium "judgment, decision of a court of justice," also the court itself, from iudex "a judge," a compound of ius "right, law" (see just (adj.)) + root of dicere "to say" (from PIE root *deik- "to show," also "pronounce solemnly"). Related: Judicially.
Middle English sale, from late Old English sala "a sale, act of selling," which according to OED probably is from a Scandinavian source such as Old Norse sala "sale," but in either case from Proto-Germanic *salo (source also of Old High German sala, Swedish salu, Danish salg), from PIE root *sal- (3) "to grasp, take."
The specific application to a public auction is by 1670s. The sense of "a selling of shop goods at lower prices than usual" is attested by 1866. To be for sale "available for purchase, intended to be sold" is by 1610s; on sale in the same sense is by 1540s; the earlier form was to sale (late 14c.). Salariat "the salaried class" is by 1918, from French. Also see sales.
"public sale, auction," 1680s, from Dutch vendu, from obsolete French vendue "sale, selling price," from vendre "to sell," from Latin vendere (see vend).
"of or pertaining to sale, sales, or the business of selling," word-forming element from genitive of sale (n.), by 1520s, in salesman. Cf. saleswork "work done for sale" (1775). For earlier use of similar formations, compare craftsman, oarsman, both Middle English. Sales tax is attested by 1886; sales clerk by 1863; sales associate by 1946. Sales representative is from 1910.
1650s, "capable of being obtained for a price; that can be corrupted;" 1660s, "offered for sale," from French vénal, Old French venel "for sale" (of prostitutes, etc.; 12c.), from Latin venalis "for sale, to be sold; capable of being bribed," from venum (nominative *venus) "for sale," from PIE root *wes- (1) "to buy, sell" (source also of Sanskrit vasnah "purchase money," vasnam "reward," vasnayati "he bargains, haggles;" Greek onos "price paid, purchase," oneisthai "to buy"). Typically with a bad sense of "ready to sell one's services or influence for money and from sordid motives; to be bought basely or meanly."
mid-15c., "restoration, recovery," from Old French éviction and directly from Late Latin evictionem (nominative evictio) "recovery of one's property (by judicial decision)," noun of action from past-participle stem of evincere, literally "overcome, conquer" (see evict). From 1580s as "dispossession by judicial sentence, the recovery of lands or tenements from another's possession by due course of law."
"public sale in which each bidder offers more than the previous bid," 1590s, from Latin auctionem (nominative auctio) "a sale by increasing bids, public sale," noun of action from past-participle stem of augere "to increase" (from PIE root *aug- (1) "to increase"). In northern England and Scotland, called a roup. In the U.S., something is sold at auction; in England, by auction.
"having knowledge;" in law, "competent to take legal or judicial notice," 1744, back-formation from cognizance.