Temporal arteritis, also known as giant cell arteritis, is a condition that involves blood vessel inflammation and damage. According to the University of Maryland Medical Center, this condition may affect the medium or large arteries that supply blood to your head, neck, upper body and arms.
Legal Definition of opportunity cost. : the cost of making an investment that is the difference between the return on one investment and the return on an alternative.
opportunity cost - sometimes synonymous w/ economic cost. 1  unused opportunities treated as costs (since firms not using resources in the most efficient way) 2  monetary transaction may be absent, but opportunity still there.  for example, company owns a building or space that it doesn't use.