A web address.
A sermon is the common term.
The hook and loop on a hat is the velcro at the back, where it does up, the loop is the soft furry side of the velcro and the hook is the hard,scratchy side!
As long as the address is an existing address, I am sure the letter will not get returned.
Back or Backbone.
The common name is the small of the back. The technical term is the Lumbar Lordosis.
The two types of looping include the closed loop and the open loop.There is the count loop, the conditional loop and the unconditional loop.
Loop diuretics, such as bumetanide (Bumex) and furosemide (Lasix), get their name from the loop-shaped part of the kidneys where they have their effect.
the backbonethe back bone
It is called the loopdie loop circut.
The name goes back to the Middle Ages, although not common. The name became most common in the 1900's
The back or your skull.