Femtobel
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 An SI unit of relative power equal to 10⁻¹⁵ bels. Symbol: f
Synonyms
All synonymsEtymology
From femto- + bel.
More for "femtobel"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.