Short term government securities which pay no interest so are issued at a discount. Also known as T–bills and usually have a maturity of 91 days.

Treasury bonds are fixed-income securities that are essentially loans from citizens to the U.S. government that are paid back with interest. Treasury bonds (T-bonds) are debt obligations issued ...

You can sell it anytime, but you must hold bonds purchased directly from the Treasury in your account for 45 days. The related terms "note" and "bill" are reserved to describe shorter-term bonds.

Treasuries and bonds are both debt securities. Treasury bills, Treasury notes, Treasury bonds, and TIPS are all issued by the United States government. Not all bonds are considered Treasuries ...