cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins
any of the stiff bony rods in the fin of a fish
a branch of an umbel or an umbelliform inflorescence
(mathematics) a straight line extending from a point
emit as rays; "That tower rays a laser beam for miles across the sky"
accept (someone) to be what is claimed or accept his power and authority; "The Crown Prince was acknowledged as the true heir to the throne"; "We do not recognize your gods"
accept as legally binding and valid; "acknowledge the deed"
express obligation, thanks, or gratitude for; "We must acknowledge the kindness she showed towards us"
report the receipt of; "The program committee acknowledged the submission of the authors of the paper"
allow or plan for a certain possibility; concede the truth or validity of something; "I allow for this possibility"; "The seamstress planned for 5% shrinkage after the first wash"
give or assign a resource to a particular person or cause; "I will earmark this money for your research"; "She sets aside time for meditation every day"
allow the presence of or allow (an activity) without opposing or prohibiting; "We don't allow dogs here"; "Children are not permitted beyond this point"; "We cannot tolerate smoking in the hospital"
let have; "grant permission"; "Mandela was allowed few visitors in prison"
grant as a discount or in exchange; "The camera store owner allowed me $50 on my old camera"