frontal arch

frontal arch
A thickening of the cephalic frons that provides a strengthened arch between the fossal regions of the clypeus on either side of the frons. Generally associated with enlarged and heavily sclerotized mandibles [Wilson, 1989].

Crustacea glossary. . 2011.

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  • Frontal — Fron tal, n. [F. frontal, fronteau, OF. Frontel, frontal, L. frontale an ornament for the forehead, frontlet. See {Front}.] 1. Something worn on the forehead or face; a frontlet; as: (a) An ornamental band for the hair. (b) (Mil.) The metal face… …   The Collaborative International Dictionary of English

  • Frontal hammer — Frontal Fron tal, n. [F. frontal, fronteau, OF. Frontel, frontal, L. frontale an ornament for the forehead, frontlet. See {Front}.] 1. Something worn on the forehead or face; a frontlet; as: (a) An ornamental band for the hair. (b) (Mil.) The… …   The Collaborative International Dictionary of English

  • Frontal helve — Frontal Fron tal, n. [F. frontal, fronteau, OF. Frontel, frontal, L. frontale an ornament for the forehead, frontlet. See {Front}.] 1. Something worn on the forehead or face; a frontlet; as: (a) An ornamental band for the hair. (b) (Mil.) The… …   The Collaborative International Dictionary of English

  • frontal sinus — n either of two air spaces lined with mucous membrane each of which lies within the frontal bone above one of the orbits * * * see paranasal sinuses * * * sinus frontalis [TA] one of the paired irregular shaped paranasal sinuses located in the… …   Medical dictionary

  • Frontal suture — Bone: Frontal suture Skull at birth, seen from above …   Wikipedia

  • Frontal vein — Infobox Vein Name = Frontal vein Latin = venae frontales GraySubject = 167 GrayPage = 644 Caption = Veins of the head and neck. (Frontal vein labeled at upper right.) Caption2 = DrainsFrom = DrainsTo = Artery = frontal branch of superficial… …   Wikipedia

  • arch — Any structure resembling a bent bow or an a.; an arc. In anatomy, any vaulted or archlike structure. See arcus. SYN: arcus [TA]. [thru O. Fr. fr. L. arcus, bow] abdominothoracic a. a bell shaped line defined by the lower end of the sternum and… …   Medical dictionary

  • superciliary arch — noun a ridge on the frontal bone above the eye socket • Syn: ↑supraorbital ridge, ↑supraorbital torus, ↑superciliary ridge • Hypernyms: ↑ridge * * * noun see superciliary ridge …   Useful english dictionary

  • Cámara Santa — Holy chamber of Oviedo Cámara Santa de Oviedo (Spanish) Basic information Location …   Wikipedia

  • Artery — A vessel that carries blood that is high in oxygen content away from the heart to the farthest reaches of the body. Since blood in arteries is usually full of oxygen, the hemoglobin in the red blood cells is oxygenated. The resultant form of… …   Medical dictionary

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