διαγρηγορέω

I awake out of sleep, am thoroughly awake

Definition

διαγρηγορέω means to be fully awake or thoroughly roused from sleep, often implying a state of alertness after being asleep. In its single New Testament occurrence, it describes the disciples' condition after being heavy with sleep during Jesus' transfiguration (Luke 9:32). The prefix διά intensifies the base verb, suggesting not just waking but becoming completely alert and attentive. While the word literally refers to physical wakefulness, in this context it carries a spiritual dimension, as the disciples become fully conscious to witness a divine revelation.

Biblical Usage

This verb is used only once in the New Testament, in Luke 9:32, to describe Peter, John, and James waking from a deep sleep to see Jesus transfigured with Moses and Elijah. The context is a pivotal moment of divine revelation, where their physical wakefulness enables them to witness a theophany. The usage highlights a transition from spiritual dullness or physical exhaustion to full awareness in the presence of God's glory.

Etymology

Derived from the preposition διά (dia), meaning 'through' or 'thoroughly,' combined with the verb γρηγορέω (grēgoreō), meaning 'to be awake' or 'to watch.' Γρηγορέω itself is related to ἐγείρω (egeirō, 'to raise up'). The compound form intensifies the base meaning, emphasizing a complete or thorough state of wakefulness, moving from sleep to full alertness.

Semantic Range

This word is theologically significant as it captures the moment when human perception aligns with divine revelation. In Luke 9:32, the disciples' thorough awakening symbolizes spiritual readiness to comprehend Christ's glory, contrasting with their prior drowsiness. It underscores themes of divine disclosure and human attentiveness in Scripture, reminding believers to be spiritually alert to God's manifestations. Understanding this Greek term enriches reading by highlighting the intentional shift from passivity to active witness in key biblical events.

In ancient Greco-Roman culture, wakefulness was often associated with vigilance, wisdom, and readiness, as seen in philosophical and military contexts. The disciples' sleep during prayer (a common motif in Luke, e.g., Luke 22:45) might reflect human weakness, while their thorough awakening signifies a divine interruption that demands full attention. This contrasts with modern views of sleep as merely physiological, as the ancients sometimes linked it to spiritual insensitivity or mortality.

γρηγορέω (grēgoreō, G1127) — a more general term for being awake or watchful, without the intensive prefix. ἐγείρω (egeirō, G1453) — to rise or awaken, often used for physical rising or resurrection. ἀγρυπνέω (agrypneō, G69) — to be sleepless or keep watch, emphasizing vigilance over wakefulness from sleep.

Word Details

Scripture References