promotion

Etymology

Late Middle English, from Old French promocion, from Late Latin promotio, from Latin promoveo (“I move forward”).

noun

1. An advancement in rank or position.
   I'll have to give myself a promotion!
2. Dissemination of information in order to increase its popularity.
   the promotion of the idea of global warming in schools
3. (marketing) An event intended to increase the reach or image of a product or brand.
   The price cut is serving as a promotion of the manufacturer's new beverage varieties.
4. (chess) Transformation of a pawn into a piece (by reaching the opponent's back rank).
5. (zoology, chiefly entomology) Forward motion. (Contrast remotion.)
   By simple promotion and remotion, assisted by some flexure and extension, the distal spines of each would reach and scratch the substratum and, on remotion, sweep coarse particles posteriorly and dorsally. 1995, Cladocera as Model Organisms in Biology, page 63
   In other arthropods, promotion-remotion of the leg is accomplished at other joints. For example, in spiders promotion-remotion occurs at the coxa-trochanter joint, insects utilize the body-coxa joint, and […] 2008, John L. Capinera, Encyclopedia of Entomology, volume 4, page 3326