Extremely small in size or degree; infinitesimally finite.
A blend or variant of finite and infinitesimal, created in mathematical contexts. This is a rare technical term used when describing quantities that are finite but extraordinarily small.
While 'infinitesimal' is famous (thanks to calculus), 'finitesimal' is its obscure cousin—it appears occasionally in philosophy when discussing things that are measurably real but practically imperceptible.
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