Infinitesimal
/ˌɪnfɪnɪˈtɛsɪməl/
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Definition
(adj) Incalculably, exceedingly, or immeasurably minute; vanishingly small.
Sentence Examples
My love for you is infinitesimal.
We were only given infinitesimal doses.
CEFR Practice Quiz
The difference between the two chemical samples was ____ and could only be seen with a lab test.