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Related to Cyclid: cycloid, cycad, cichlid fish


n.1.(Geom.) A surface of the fourth degree, having certain special relations to spherical surfaces. The tore or anchor ring is one of the cyclides.
References in periodicals archive ?
Ultrasonographic characteristics of ovulatory follicles and associated endocrine changes in cyclid ewes treated with medroxiprogesterone acetate (MAP)-releasing intravaginal and equine chorionic gonadotropin (eCG).
In 1922, South Dakota was home to the Fossil Cyclid National Monument.