from The American Heritage® Dictionary of the English Language, 4th Edition
- Electricity: electromagnet.
- Electric; electrically: electrocute.
- Electrolysis: electrodeposit.
- Electron: electronegative.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- electricity or electrical
- electronic and/or incorporating elements of electro(-funk)
from the GNU version of the Collaborative International Dictionary of English
- A prefix or combining form signifying pertaining to electricity, produced by electricity, producing or employing electricity, etc.
New Latin ēlectro-, from Latin ēlectrum, amber; see electric.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin electrum, from Ancient Greek ἤλεκτρον (elektron, "amber") (a natural resin, which - when rubbed - produces static electricity). (Wiktionary)