| EQ | educational quotient; encephalization quotient; energy quotient; equal to |
|---|---|
| AQ | achievement quotient; any quantity; aphasia quotient |
| CQ | chloroquine; chloroquine-quinine; circadian quotient; conceptual quotient |
| DQ | deterioration quotient; developmental quotient |
| LQ | longevity quotient; lordosis quotient; lower quadrant |