To replace (a software program) with a more recently released, enhanced version, To improve the quality of (livestock or crops) through breeding, To exchange a possession for one of greater value or quality; trade up, verb_ to improve, usually applied to technology, generally by complete replacement of one or more components, give better travel conditions to, computing to replace a program with a later version of itself, a version having a higher version number or marketed under a more recent product name, noun_ the act of improving something (especially machinery) by raising it to a higher grade (as by adding or replacing components), a reservation that is improved, A hardware device that provides greater performance than an earlier model, adverb & adjective_ Uphill

The placing of students in any of several courses of study according to ability, achievement, or needs, the pursuit (of a person or animal) by following tracks or marks they left behind, The lateral pressure of a phonograph needle as it tracks in a groove, verb_ Present participle of track

A medal made of silver awarded to one placing second in a competition, as in the Olympics, Tableware, especially eating and serving utensils, made of steel or another metal, A silver salt, especially silver nitrate, used to sensitize paper, adjective_ Made of or containing silver, Resembling silver, especially in having a lustrous shine; silvery, Of or constituting a 25th anniversary, intransitive verb_ To cover, plate, or adorn with silver or a similar lustrous substance, To coat (photographic paper) with a film of silver nitrate or other silver salt, rare To acquire a silvery color

The land along the edge of an ocean, sea, lake, or river; a coast, The coast or land adjacent to a considerable body of water, as an ocean or sea, or a lake or river; the edge or margin of the land; a strand, the land along the edge of a body of water, verb_ support by placing against something solid or rigid, arrive on shore, serve as a shore to, transitive verb_ To support by a shore or shores; to prop; -- usually with up, To support by or as if by a prop