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Webster 1913 Edition

Noun.

(Biol.)

A believer in the theory of vitalism; – opposed to physicist.

vitalist ‎(comparative more vitalist, superlative most vitalist)

Of or espousing vitalism, the doctrine that life cannot be entirely reduced to physical and chemical factors

of or espousing vitalism

vitalist ‎(plural vitalists)

Someone who believes in vitalism, the doctrine that life cannot be entirely reduced to physical and chemical factors

someone who believes in vitalism