back-action
51Back in Black (Power Rangers) — Back in Black is the fifth episode of in which Tommy Oliver gets new powers. The title is considered by some to be a reference to the AC/DC song of the same name, seeing as the AC/DC song and this episode mark the comeback of a legendary rock… …
52back water — To row or turn the paddle wheels backwards • • • Main Entry: ↑back * * * reverse the action of the oars while rowing, causing a boat to slow down or stop …
53back|ped|al — «BAK PEHD uhl», intransitive verb, aled, al|ing or (especially British) alled, al|ling. Informal. 1. to move backward so as to keep away from one s opponent in a boxing match or fight. 2. Figurative. to qualify or retreat from an announced policy …
54back-stabbing — ˈback stabbing 7 [back stabbing] noun uncountable the action of criticizing sb when they are not there, while pretending to be their friend at other times …
55Action at Lanark — Part of the First War of Scottish Independence Date May 1297 Location Lanark Result …
56back-pedal — ► VERB 1) move the pedals of a bicycle backwards in order to brake. 2) hastily reverse one s previous action or opinion …
57back off from something — ˌback ˈoff (from sth) derived to choose not to take action, in order to avoid a difficult situation • The government backed off from a confrontation. Main entry: ↑backderived …
58Action potential — In physiology, an action potential is a short lasting event in which the electrical membrane potential of a cell rapidly rises and falls, following a consistent trajectory. Action potentials occur in several types of animal cells, called… …
59Action (piano) — The action of a piano is the mechanical assembly which translates the depression of the piano keys into a felt hammer striking the strings. The illustration to the right is of a circa 1907 Wessell, Nickel and Gross Upright action; the parts are… …
60Action Man — For the 2nd generation Hasbro Action Man, see . For the 40th anniversary reproductions, see . For the TV show, see Action Man (TV series). For the pro wrestler, see Dick Beyer. Action Man is an action figure boys toy launched in Britain in 1966… …
