| SEC | a second growth of trees covering an area where the original stand was destroyed by fire or cutting |
|---|---|
| SEC | the second of two halves of play |
| SEC | hand marking seconds on a timepiece |
| SEC | an intermediate person |
| SEC | from a source of previously owned goods |
| SEC | the upper joint of the leg of a fowl |
| SEC | the rate of change of momentum is proportional to the imposed force and goes in the direction of the force |
| SEC | a law stating that mechanical work can be derived from a body only when that body interacts with another at a lower temperature |
| SEC | a commissioned officer in the army or air force or marine corps holding the lowest rank |
| SEC | English statesman who served as prime minister and who opposed the war with the American colonies (1730-1782) |
| SEC | the expected value of the square of the deviations of a random variable from the point of origin |
| SEC | a mortgage that is subordinate to a first mortgage |