See Also: circulus arteriosus iridis major(medicine)
circulus arteriosus iridis minor(medicine)
circulus arteriosus halleri(medicine)
circulus arteriosus cerebri(medicine)
annulus iridis major(medicine)
circulus(medicine)
circulus vitiosus(dictionary)
circulus zinnii(medicine)
circulus venosus halleri(medicine)
circulus articularis vasculosus(medicine)

swan-neck (iou) and circulus arteriosus iridis major (medicine)


swan-neck (iou)



swan-neck noun & adjective. L17.
[from SWAN noun + NECK noun1. Cf. German Schwanenhals, Swedish svanhals, also Middle High German swanhals narrow sickle.]
A. noun.
Any of various structural parts or devices having a curved cylindrical form like a swan's neck. L17.
A neck like that of a swan; a long slender neck. M19.
b. attrib. or as adjective. Of a curved form like a swan's neck. M19.
swan-neck deformity Medicine a deformity seen in fingers affected by rheumatoid arthritis, in which the interphalangeal joints are extended or flexed.
swan-necked adjective (a) having a long slender neck; (b) having a curved cylindrical form like a swan's neck: E18.

circulus arteriosus iridis major (medicine)


circulus arteriosus iridis major -->
greater arterial circle of iris


An arterial circle at the ciliary border of the iris.

Synonym: circulus arteriosus iridis major.