aegis or egis

aegis or egis 1. A shield, or defensive armor; applied in ancient mythology to that of Jupiter or Minerva. 2. A protection, or impregnable defense. Frequently in senses of being auspices, control, etc.; especially in phrases, 'under the aegis (of)'. From Greek aigis, and then from Latin aegis, 'the shield of Zeus', said to be made of goatskin, and...
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