[MD] Heads or tails?

[Ron Kulp]

[dmb]
 the word "exact" is used here as part of multiple definitions it would not make sense to take it to mean "exclusive" or "unique". The word simply refers to a certain degree of precision.

[Ron]

  
ex·act [ ig zákt ] 


adjective  
 
Definition: 
  
1. correct: accurate and correct in all important details
an exact account

 
2. precise: precise and not allowing for any variation
a check for the exact amount

 
3. this and no other: used to emphasize that what is being 
referred to is one precise and often significant thing and not any other
on this exact spot