υἱὸς (uios) in John 20:31: Noun Nominative Singular Masculine

Noun: the word names a person, reality, title, idea, or thing in the sentence. Context determines what the noun contributes here.

Nominative: the case marks how the noun relates to the surrounding words in this occurrence.

Singular: the form is grammatically singular or plural in this occurrence and should be read within the clause context.

Masculine: the noun belongs to this grammatical class here. Grammatical gender does not by itself make a theological gender claim.

ἐστιν ὁ Χριστὸς ὁ υἱὸς τοῦ Θεοῦ, καὶ ἵνα

The confession that Jesus is the Christ, the Son of God

υἱὸς is a Noun Nominative Singular Masculine within "ἐστιν ὁ Χριστὸς ὁ υἱὸς τοῦ Θεοῦ, καὶ ἵνα". The nominative noun identifies Jesus as Son within the confession, paired with the genitive phrase of God to state the Gospel's Christological claim.

The form does not make grammatical gender into a separate doctrine, and the word son must be read in John's own Christological context.

High: The form matters because it functions as predicate in John 20:31.

Noun Nominative Singular Masculine. identifies what is predicated in the clause. Attached to the Son of God title in John 20:31. Governed by the confession that Jesus is the Christ, the Son of God. The syntax should be explained from the clause, not isolated from the passage.

How does the verse identify Jesus in relation to God? The nominative noun presents Son as part of the confession, with the genitive phrase tying the title to God.

Direct: The form directly shapes how John 20:31 is read, especially its predicate function.

The same morphology label can function differently in another verse. The immediate wording should decide the contextual force. Grammar identifies the form's role; the passage supplies the interpretive weight. Grammatical gender is not a separate theological claim.

Grammar alone proves doctrine: The form supports interpretation only as it serves the verse and its context. masculine means a separate gender claim: Masculine grammar marks the noun's form; the theological claim comes from the title in the clause and John's wider witness. grammatical gender proves theology: Grammatical gender is a language feature and should not be pressed beyond the verse.

The Textus Receptus witness for John 20:31 reads υἱὸς with the morphology label Noun Nominative Singular Masculine.

The lemma is υἱός. The guide uses the gloss "a son, descendent" only to orient this occurrence.

υἱὸς appears in the phrase "ἐστιν ὁ Χριστὸς ὁ υἱὸς τοῦ Θεοῦ, καὶ ἵνα". The nominative noun identifies Jesus as Son within the confession, paired with the genitive phrase of God to state the Gospel's Christological claim.

John 20:31 says the written signs aim at believing that Jesus is the Christ, the Son of God, and at life in his name.

The form belongs to John's larger Son-language, where Jesus' relation to the Father is central to his revelation and mission.

When teaching John 20:31, use this form to show that the Gospel's intended faith is centered on Jesus' revealed identity as Son.

Do not build a full doctrine of Sonship from this noun form by itself. Let the noun serve the confession and the wider Johannine witness.