The area of the annulus is the area of the ring-shaped space between the two circles that define it. In the figure above it is the number of gray square units it takes to fill the annulus. This area is the area of the entire disk, minus the area of the 'hole' in the middle. ( See Area of a Circle): Where:
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Wiktionary(5.00 / 2 votes)Rate this definition: 1  savage(Noun) An uncivilized or feral human; a barbarian. 2  savage(Noun) A defiant person. 3  savage(Verb) To attack or assault someone or something ferociously or without restraint.  savage(Verb) To criticise vehemently. His latest film was savaged by most 1  reviewers. savage(Verb) To attack with the teeth.