Definition of "prominent"

standing out, or projecting; jutting; protuberant  examples

likely to attract attention from its size or position; conspicuous  examples

eminent; distinguished above others  examples

Any of various moths having a conspicuous projection on the inner margin of the wings.  examples

(historical) In Nazi concentration camps, an inmate entrusted with minor supervisory duties and rewarded with perquisites.  quotations