gill arch branchial arch gill bar | one of the bony or cartilaginous arches on each side of the pharynx that support the gills of fishes and aquatic amphibians |
abutment arch | an arch supported by an abutment |
arch | (architecture) a masonry construction (usually curved) for spanning an opening and supporting the weight above it |
arch archway | a passageway under a curved masonry construction, they built a triumphal arch to memorialize their victory |
arch support | a support for the arch of the foot |
bell arch | a round arch resting on corbels |
broken arch | an arch with a gap at the apex, the gap is usually filled with some decoration |
camber arch | an arch with a straight horizontal extrados and a slightly arched intrados |
corbel arch | (architecture) an arch constructed of masonry courses that are corbelled until they meet |
drop arch | a blunt pointed arch drawn from two centers within the span |
flat arch straight arch | an arch with mutually supporting voussoirs that has a straight horizontal extrados and intrados |
Gothic arch | a pointed arch, usually has a joint (instead of a keystone) at the apex |
lancet arch lancet | an acutely pointed Gothic arch, like a lance |
Moorish arch horseshoe arch | a round arch that widens before rounding off |
ogee arch keel arch | a pointed arch having an S-shape on both sides |
pier arch | an arch supported on piers |
pointed arch | an arch with a pointed apex, characteristic of Gothic architecture |
proscenium arch | the arch over the opening in the proscenium wall |
rampant arch | an arch whose support is higher on one side than on the other |
Roman arch semicircular arch | a round arch drawn from a single center |
round arch | an arch formed in a continuous curve, characteristic of Roman architecture |
rowlock arch | an arch that is formed with more than one concentric row of voussoirs |
safety arch | an undecorated arch that is included in order to strengthen or support a construction |
scoinson arch sconcheon arch | an arch that supports part of the wall |
segmental arch | a shallow arch, an arch that is less than a semicircle |
shouldered arch | an arch consisting of a horizontal lintel supported at each end by corbels that project into the aperture |
skeen arch skene arch scheme arch diminished arch | an arch whose height is less than half its width |
skew arch | an arch whose jambs are not at right angles with the face |
steel arch bridge | a steel bridge constructed in the form of an arch |
threeentered arch basket-handle arch | a round arch whose inner curve is drawn with circles having three centers |
trefoil arch | a pointed arch having cusps in the intrados on either side of the apex |
trimmer arch | an arch built between trimmers in a floor (to support the weight of a hearth) |
triumphal arch | a monumental archway, usually they are built to commemorate some notable victory |
trumpet arch | a conical squinch |
Tudor arch fourentered arch | a low elliptical or pointed arch, usually drawn from four centers |
aortic plexus | a plexus of lymph nodes in the lower portion of the abdominal aorta |
aortic orifice | the orifice from the lower left chamber of the heart to the aorta |
zygoma zygomatic arch arcus zygomaticus | the slender arch formed by the temporal process of the cheekbone that bridges to the zygomatic process of the temporal bone |
alveolar arch | the part of the upper or lower jawbones in which the teeth are set |
aortic arch | the part of the aorta that arches and turns downward |
aortic valve | a semilunar valve between the left ventricle and the aorta, prevents blood from flowing from the aorta back into the heart |
arch | a curved bony structure supporting or enclosing organs (especially the inner sides of the feet) |
metatarsal arch | the short lateral arch formed by the heads of the metatarsals |
sunken arch fallen arch | an instep flattened so the entire sole rests on the ground |
shoulder girdle pectoral arch | the bony arch formed by the collarbones and shoulder blades in humans |
hemal arch haemal arch | a structure arising ventrally from a vertebral centrum and enclosing the caudal blood vessels |
neural arch vertebral arch | a structure arising dorsally from a vertebral centrum and enclosing the spinal cord |
pelvis pelvic girdle pelvic arch hip | the structure of the vertebrate skeleton supporting the lower limbs in humans and the hind limbs or corresponding parts in other vertebrates |
supraorbital ridge supraorbital torus superciliary ridge superciliary arch | a ridge on the frontal bone above the eye socket |
arch | a curved shape in the vertical plane that spans an opening |