The story
- Ancient Greekνᾶνος (nânos)
- Latinnānus
- Englishnano-
- Proto-Germanic*leuhtą
- Proto-West Germanic*leuht
- Old Englishlēoht
- Middle Englishlight
- Englishlight
- Englishamplification
- Proto-Indo-European*(s)tey-?
- Latinstimulus
- Latinstimulo
- Latinstimulatus
- Englishstimulate
- Englishstimulated
- Latinēmittō
- Latinēmissiō
- Middle Frenchémission
- Englishemission
- Latinradiatio
- Englishradiation
- EnglishLASER
- Englishlaser
- English todaynanolaser
Etymology from Wiktionary, CC BY-SA 4.0.