ἀΐδιος aḯdios

Meaning

everduring (forward and backward, or forward only)

In the King James Version: eternal, everlasting

Derivation: from G104 (ἀεί);

Where it is used

• Romans 1:20 For since the creation of the world God’s invisible qualities, His eternal power and divine nature, have been clearly seen, being understood from His workmanship, so that men are without excuse.
• Jude 1:6 And the angels who did not stay within their own domain but abandoned their proper dwelling—these He has kept in eternal chains under darkness, bound for judgment on that great day.