Ju″gu‐lar, n. [Cf. F. jugulaire. See Jugular, a.]
1. (Anat.) One of the large veins which return the blood from the head to the heart through two chief trunks, an external and an internal, on each side of the neck; — called also the jugular vein.
2. (Zoöl.) Any fish which has the ventral fins situated forward of the pectoral fins, or beneath the throat; one of a division of fishes (Jugulares).