D defs.my
Entry 2 senses Webster, 1913

Advancer

/əd-văn'-sẽr/ · Ad·van·cer · IPA /ədˈvænsɚ/
01 n. One who advances; a promoter.
  1. 1.
    One who advances; a promoter.
  2. 2.
    A second branch of a buck's antler.