A person who advocates for cremation or believes in cremationism as the preferred funeral practice.
From cremation plus the agent suffix -ist, creating a noun for a person who practices or advocates a specific belief. Parallel to other -ionist words.
Cremationists in the 1880s-1920s were practical reformers—they saw cremation as more sanitary, less land-intensive, and more modern than burial, and their word choices reflected enlightenment values challenging tradition.
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