| DEC | the last (12th) month of the year |
|---|---|
| DEC | the last day of the year |
| DEC | Roman Catholic holy day first celebrated in 1854 |
| DEC | the quality of being polite and respectable |
| DEC | the quality of conforming to standards of propriety and morality |
| DEC | a period of 10 years |
| DEC | a period of 10 years |
| DEC | conforming to conventions of sexual behavior |
| DEC | observing conventional sexual mores in speech or behavior or dress |
| DEC | (informal) decently clothed |
| DEC | according with custom or propriety |
| DEC | socially or conventionally correct |