- (in a mixed number) the position of the first digit to the left of the decimal point.
- (in a whole number) the position of the first digit from the right of the decimal point.
- the measured amount of a substance necessary to cause a certain effect; a clinical quantity used when a substance cannot be readily isolated in pure form and its activity determined directly.
- the amount necessary to cause a specific effect upon a specific animal or upon animal tissues.
- an identity element.
- an element in a group, ring, etc., that possesses an inverse.
Origin of unit
OTHER WORDS FROM unitin·ter·u·nit, adjectivemul·ti·u·nit, adjectivesubunit, nounsu·per·u·nit, noun
Other definitions for unit (2 of 2)
How to use unit in a sentence
“Stay in formation,” a sergeant from the ceremonial unit said over a public address system to the cops along the street.
My father was in an intelligence unit for the U.S. Navy, as he had been in World War II.The Story Behind Lee Marvin’s Liberty Valance Smile|Robert Ward|January 3, 2015|DAILY BEAST
Bitcoin began 2013 with a roaring price of $770 per unit, and businesses right and left were converting to the ethereal product.You Were Wrong About Miley & Bitcoin: 2014’s Failed Predictions|Nina Strochlic|December 31, 2014|DAILY BEAST
They then become members of the ultra elite Unit 121, granted premium housing and a well-stocked cupboard.Inside the ‘Surprisingly Great’ North Korean Hacker Hotel|Michael Daly|December 20, 2014|DAILY BEAST
The unit is used to attack foreign networks, and either it or a sister organization was involved in the Sony hack.
As a fighting unit they are on their last legs and when they will be set upon their feet again Lord K. knows.
It is built on the "Unit" principle, and is divided between the extreme ends of the lofty structure.
This gallery division, complete in itself, represents the latest type of Unit organ.
As we came to each Battalion Headquarters we were told, "These are the remnants of the——," whatever the unit was.
The first duty of father and mother to their child is to see that they are a unit on family government.The value of a praying mother|Isabel C. Byrum
British Dictionary definitions for unit (1 of 2)
- (usually plural) the first position in a place-value counting system, representing a single-digit numberin the decimal system the number 27 has 7 units and 2 tens
- (modifier) having a value defined as one for the systemunit vector