Source : Webster's Revised Unabridged Dictionary (1913)

AEgis \[AE]"gis\, n. [L. aegis, fr. Gr. ? a goat skin, a shield,
   ? goat, or fr. ? to rush.]
   A shield or protective armor; -- applied in mythology to the
   shield of Jupiter which he gave to Minerva. Also fig.: A
   shield; a protection.

Source : WordNet®

aegis
     n 1: kindly endorsement and guidance; "the tournament was held
          under the auspices of the city council" [syn: {auspices},
           {protection}]
     2: armor plate that protects the chest; the front part of a
        cuirass [syn: {breastplate}, {egis}]

Source : Free On-Line Dictionary of Computing

Aegis
     
         A {CASE} tool for project change
        management, from the {GNU} project.
     
        (1995-03-27)

AEGIS
     
         A {Unix} variant that was used on {Apollo}
        {workstations} before Apollo was bought by {Hewlett Packard}.
        AEGIS has some advantages over standard {BSD} or {System V}
        Unix.  It includes faster file access and a richer command
        set; there are commands to find out which {process} is running
        on a particular node, which process is locking a particular
        file, etc.
     
        (1997-02-25)