a combining form used in the names of units of measure equal to one trillion of a given base unit: terahertz.
Computers. a combining form of like function with the value 240 (=1,099,511,627,766). Abbreviation: T
Words nearby tera-
Origin of tera-
< Greek téras monster. See terato-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for tera-
denoting 10 12terameter
Also: tebi- denoting 2 40terabyte
Word Origin for tera-
from Greek teras monster
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medicine definitions for tera-
One trillion (1012):terahertz.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for tera-
A prefix that means:
One trillion (1012), as in terahertz, one trillion hertz.
240 (that is, 1,099,511,627,776), which is the power of two closest to a trillion, as in terabyte.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.