| 1. | a combining form used in the names of units of measure equal to one trillion of a given base unit: terahertz. |
| 2. | Computers. a combining form of like function with the value 240 (=1,099,511,627,766). Abbreviation: T |
| tera- pref.
[From Greek teras, monster; see kwer- in Indo-European roots.] |
tera- pref.
One trillion (1012): terahertz.
tera-
|
tera-
prefix