infinitesimaladjective
uk/ˌɪn.fɪ.nɪˈtes.ɪ.məl/us/ˌɪn.fɪ.nəˈtes.ə.məl/formalextremely small:
The amounts of radioactivity present were infinitesimal.
Thesaurus: synonyms and related words
Extremely small
- atomized
- be knee-high to a grasshopper idiom
- fractional
- irreducible
- itsy-bitsy
- Lilliputian
- micro
- microscopic
- miniature
- minuscule
- minute 1
- nano-
- slim
- subatomic
- tiddly
- tiny
- titchy
- vanishingly
- weeny
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infinitesimally
adverb uk/ˌɪn.fɪ.nɪˈtes.ɪ.mə.li/us/ˌɪn.fɪ.nəˈtes.ə.mə.li/
infinitesimally small