ERO

noun7

1. •
   Abbreviation of electoral registration officer.
2. •
   Abbreviation of emergency response officer.
3. •
   Abbreviation of electronic return originator.
4. •
   Abbreviation of elementary row operation.
5. •
   Abbreviation of extremely red object.
6. •
   Abbreviation of easily recoverable object.
7. •
   Abbreviation of edge recombination operator.