RC -abbr

  1. Red Cross
  2. resistance-capacitance
  3. Roman Catholic

RCAF -abbr

  1. Royal Canadian Air Force

RCMP -abbr

  1. Royal Canadian Mounted Police

RCN -abbr

  1. Royal Canadian Navy

rcolor ['är-,kə-lərd] -n, adj

  1. an acoustic effect of a simultaneously articulated r imparted to a vowel by retroflexion or constriction of the tongue