Definition of "veganism"
veganism
noun
usually uncountable, plural veganisms
A way of life which strictly avoids use of any kind of animal products and services that are based on exploitation of living animals.
Quotations
The absence of religious ceremonies, teachers or leaders, holidays and other conventions was further evidence that Friedman's veganism is "a moral and secular, rather than religious, philosophy," Turner said.
2002 September 14, “Judge rules against vegan suit Practitioners may not claim religious ...”, in San Francisco Chronicle
The next step is ethical veganism. This is not veganism because it is good for your health (and it is good for your health) or because it protects the envirinment (and it does protect the environment), but from a state of compassion.
2008, Gabriel Cousens with John Robbins, Creating Peace by Being Peace: The Essene Sevenfold Path, page 62
Like many vegans, Moore said she chose her diet because she cares deeply about animals and wanted to "live [her] ethics." For her, extending veganism to her cats supports that choice and also helps reduce her environmental footprint.
2009 April 8, “You're a Vegan but Should Your PET Be Too?”, in ABC News