[ˈlɛptɒn], (Noun)

Definitions:
- a former monetary unit of Greece used only in calculations, worth one hundredth of a drachma


Phrases:

Origin:
from Greek lepton, neuter of leptos ‘small’

[ˈlɛptɒn], (Noun)

Definitions:
- a subatomic particle, such as an electron, muon, or neutrino, which does not take part in the strong interaction


Phrases:

Origin:
1920s: from Greek leptos ‘small’ + -on