Sagitta

a. [ L. sagitta an arrow: cf. F. sagittal. ] 1. Of or pertaining to an arrow; resembling an arrow; furnished with an arrowlike appendage. [ 1913 Webster ]

2. (Anat.) (a) Of or pertaining to the sagittal suture; in the region of the sagittal suture; rabdoidal; as, the sagittal furrow, or groove, on the inner surface of the roof of the skull. (b) In the mesial plane; mesial; as, a sagittal section of an animal. [ 1913 Webster ]

Sagittal suture (Anat.), the suture between the two parietal bones in the top of the skull; -- called also rabdoidal suture, and interparietal suture. [ 1913 Webster ]

‖n. [ L., literally, an archer, fr. sagittarius belonging to an arrow, fr. sagitta an arrow. ] (Astron.) (a) The ninth of the twelve signs of the zodiac, which the sun enters about November 22, marked thus [ &sagittarius_; ] in almanacs; the Archer. (b) A zodiacal constellation, represented on maps and globes as a centaur shooting an arrow. [ 1913 Webster ]

n. [ See Sagittarius. ] 1. (Myth.) A centaur; a fabulous being, half man, half horse, armed with a bow and quiver. Shak. [ 1913 Webster ]

2. The Arsenal in Venice; -- so called from having a figure of an archer over the door. Shak. [ 1913 Webster ]

a. [ L. sagittarius. ] Pertaining to, or resembling, an arrow. Sir T. Browne. [ 1913 Webster ]

a. [ NL. sagittatus, fr. L. sagitta an arrow. ] Shaped like an arrowhead; triangular, with the two basal angles prolonged downward. [ 1913 Webster ]