Is Seraph Plural or Singular?

2 singular, plural seraphim : one of the 6-winged angels standing in the presence of God.

What is the plural form of word seraph?

seraph (plural seraphs or seraphim or seraphims)

Is seraph a noun?

noun, plural ser·aphs, ser·a·phim [ser-uh-fim]. one of the celestial beings hovering above God's throne in Isaiah's vision.