ad·ju·tant 
(ăjə-tənt)
(ăjə-tənt)n.
1. Abbr. Adj. or Adjt. A staff officer who helps a commanding officer with administrative affairs.
2. An assistant.
3. Either of two large Asian storks (Leptoptilos dubius or L. javanicus) having a head and neck bare of feathers, black wings, and white underparts. Also called adjutant stork.
[From Latin adiūtāns, adiūtant-, present participle of adiūtāre, to help; see AID.]
adju·tan·cy n.