The prologue is set apart from the rest of John’s Gospel by its designation of Jesus Christ as the Word (Gr.: logos, vv. 1, 14) rather than “the Son.” The term One and Only (implying sonship) is introduced, however, in verses 14 and 18 and sets the stage for the Gospel’s characteristic emphasis on the Father-Son relationship between God and Jesus.
The prologue also stands somewhat apart from the rest of the Gospel stylistically. The repetition and linking of certain key words lend a special dignity and solemnity to the first twelve verses or so: for example (following the vocabulary and word order of the original Greek), in verse 1: “Word … Word … God … God … Word”; in verses 4–5: “life … life … light … light … darkness … darkness”; in verses 7–9: “for a testimony … to testify about the l…