Definitions
1.nounThe study of art or beauty.
2.nounThat which appeals to the senses.
3.nounThe artistic motifs defining a collection of things, especially works of art; more broadly, their vibe."Her most recent works have this quirky, half-serious 90's teen culture-inspired aesthetic."
4.adjectiveConcerned with beauty, artistic impact, or appearance.
5.adjectiveBeautiful or appealing to one's sense of beauty and/or art."It works well enough, but the shabby exterior offends his aesthetic sensibilities."