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Δίδυμος (Didumos)

Didumos

Twin

G1324 · Greek · New Testament · 3 verses

Quick Reference

Language
Koine Greek
Testament
New Testament
Occurrences
3 verses
Root
—

Word Overview

The word Didymos is a Greek noun meaning "twin." It appears only three times in the New Testament, always as a surname for the apostle Thomas (John 11:16; 20:24; 21:2). The term comes from a root meaning "double" or "two-fold," serving as the Greek equivalent of the Aramaic name Thomas, which carries the same meaning.

Its usage highlights how early Christians navigated different languages. By attaching Didymos to Thomas, the Gospel writer ensures that readers familiar with either Greek or Aramaic understand exactly who is being discussed. This dual naming reflects the multicultural context of the early church, where a single person might be known by two linguistic labels depending on the audience.

Translators typically render this as "the Twin" to preserve the original sense, though some versions simply use "Didymus." The repetition of this title in John’s Gospel emphasizes Thomas’s identity within the group of disciples. It serves as a consistent identifier rather than a theological statement about his character or role.

Based on public-domain lexicons (Strong's, Thayer, Gesenius, Brown-Driver-Briggs and others).

What This Word Means for Your Faith

The name Didymos simply means "twin." In the Gospel of John, this Greek word is used to clarify the identity of Thomas, whose Aramaic name carried the same meaning. The writer includes both names so that readers speaking either language would know exactly who was being discussed. This small detail shows how the early Christian community moved between cultures and languages, ensuring that everyone could understand the story.

Seeing this twin identifier in the text reminds us that the disciples were real people with specific backgrounds. It also highlights a moment of deep loyalty when Thomas suggests going to Judea with Jesus, even facing danger. His name becomes a steady marker of his presence among the group, anchoring his identity in the narrative without adding extra commentary on his character.

For your faith, this word offers a gentle comfort. It shows that God’s story includes people from different linguistic and cultural backgrounds. You are part of this same wide community. The clarity of the text invites you to see yourself among those who followed Jesus, knowing that your own voice and presence matter in the unfolding of His work.

How it's translated

How this word is rendered word-by-word in the 3 verses where it appears, by frequency.

  • Didymus2×
  • Didymus,1×

Forms in the text

The inflected forms of this word as they appear in Scripture, by frequency.

  • Δίδυμος2×
  • Δίδυμος,1×

Key Verses

  • John 11:16
    Thomas therefore, who is called Didymus, said to his fellow disciples, “Let’s also go, that we may die with him.”

    This occurrence marks Thomas's decisive statement to follow Jesus to Judea, linking his identity as the Twin directly to an act of courageous loyalty.

  • John 20:24
    But Thomas, one of the twelve, called Didymus, wasn’t with them when Jesus came.

    The text uses this title to specify that Thomas was absent during the first appearance of the risen Lord, setting the stage for his later encounter.

  • John 21:2
    Simon Peter, Thomas called Didymus, Nathanael of Cana in Galilee, and the sons of Zebedee, and two others of his disciples were together.

    Here the name serves as a simple identifier in a list of disciples by the sea, grounding the scene in the reality of their daily lives.

Frequently Asked Questions

What does Didymus mean in the Bible?

Didymus is a Greek word that means "twin." It appears in the New Testament as a surname for the apostle Thomas. The Gospel of John uses it to help Greek-speaking readers understand the Aramaic name Thomas, which carries the same meaning.

Why does John call Thomas "the Twin"?

John likely included both names to ensure clarity for a diverse audience. Since Thomas was an Aramaic name and Didymus is Greek, using both helped readers from different linguistic backgrounds recognize the same person. It reflects the multicultural nature of the early church.

Does "the Twin" refer to a physical sibling?

The text does not mention a twin sibling for Thomas. The title appears to be a nickname or a descriptive label based on his name's meaning. It serves as a consistent identifier in the Gospel narrative rather than a reference to family relations.

Where else does this word appear?

The word Didymos appears only three times in the New Testament, all in the Gospel of John. These occurrences are found in John 11:16, John 20:24, and John 21:2, always referring to the apostle Thomas.

Every Occurrence (3 verses across 1 books)

John 3 verses
John 11:16

Thomas therefore, who is called Didymus, said to his fellow disciples, “Let’s also go, that we may die with him.”

John 20:24

But Thomas, one of the twelve, called Didymus, wasn’t with them when Jesus came.

John 21:2

Simon Peter, Thomas called Didymus, Nathanael of Cana in Galilee, and the sons of Zebedee, and two others of his…