Major artery (5)
'major artery' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for aorta that I've seen before include "Main artery from heart" , "Large blood-vessel" , "Principal artery" , "Bloody channel" , "Main artery of body" .)
'major artery' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for freeway that I've seen before include "No tolls on this major road!" , "American road" , "Road without tolls" , "road in US" , "Motorway on which stopping or parking is forbidden" .)