Colonel

from WordNet (r) 3.0 (2006)
colonel
    n 1: a commissioned military officer in the United States Army
         or Air Force or Marines who ranks above a lieutenant
         colonel and below a brigadier general
    
from The Collaborative International Dictionary of English v.0.48
Colonel \Colo"nel\, n. [F. colonel, It. colonello, prop., the
   chief or commander of a column, fr. colonna column, L.
   columna. See {Column}.] (Mil.)
   The chief officer of a regiment; an officer ranking next
   above a lieutenant colonel and next below a brigadier
   general.
   [1913 Webster]
    
from Bouvier's Law Dictionary, Revised 6th Ed (1856)
COLONEL. An officer in the army, next below a brigadier general, bears this 
title. 
    
from Moby Thesaurus II by Grady Ward, 1.0
51 Moby Thesaurus words for "colonel":
      ADC, CO, OD, aide, aide-de-camp, brigadier, brigadier general,
      captain, chicken colonel, chief of staff, commandant, commander,
      commander in chief, commanding officer, commissioned officer,
      company officer, exec, executive officer, field marshal,
      field officer, first lieutenant, five-star general,
      four-star general, general, general officer, generalissimo,
      jemadar, junior officer, lieutenant, lieutenant colonel,
      lieutenant general, major, major general, marechal, marshal,
      officer, one-star general, orderly officer, risaldar,
      senior officer, shavetail, sirdar, staff officer, subahdar,
      subaltern, sublieutenant, the Old Man, the brass,
      three-star general, top brass, two-star general

    

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