any feature that is regarded as a sign of status (a particular power or quality or rank); "wearing a tie was regarded as a badge of respectability"
an emblem (a small piece of plastic or cloth or metal) that signifies your status (rank or membership or affiliation etc.); "they checked everyone's badge before letting them in"
making claim to or creating an appearance of (often undeserved) importance or distinction; "a pretentious country house"; "a pretentious fraud"; "a pretentious scholarly edition"
any process in which electrons are added to an atom or ion (as by removing oxygen or adding hydrogen); always occurs accompanied by oxidation of the reducing agent