Today's word of the day is:

 

Aegis

 

Dictionary.com defines aegis as:

 

noun

Classical Mythology . the shield or breastplate of Zeus or Athena, bearing at its center the head of the Gorgon.
protection; support: under the imperial aegis.
sponsorship; auspices: a debate under the aegis of the League of Women Voters.
Under her aegis, property taxes have risen steadily.