tera-
prefixUS /ˈtɛ.ɹə/
Etymology From Ancient Greek τέρας (téras, “monster”). Also from Ancient Greek τέτταρες (téttares, “four”), by analogy with tetra- for being the fourth power of 10³. Doublet of terato-.
1
Morpheme In the International System of Units and other metric systems of units, multiplying the unit to which it is attached by 10¹² (short scale trillion or long scale billion).
- Near-synonym: T
- a 2-terawatt increase
- Derived terms
- tebi-, terabyte, teraelectron volt, teraflare, teragram, terahertz, THz, terameter, terasecond, tera win