Definition of unit
1a : the first and least natural number : oneb : a single quantity regarded as a whole in calculation
2 : a determinate quantity (as of length, time, heat, or value) adopted as a standard of measurement: such asa : an amount of work used in education in calculating student creditsb : an amount of a biologically active agent (such as a drug or antigen) required to produce a specific result — compare international unit
3a : a single thing, person, or group that is a constituent of a wholeb : a part of a military establishment that has a prescribed organization (as of personnel and materiel)c : a piece or complex of apparatus serving to perform one particular functiond : a part of a school course focusing on a central themee : a local congregation of Jehovah's Witnessesf : a small molecule especially when combined in a larger molecule repeating units of a polymerg : an area in a medical facility and especially a hospital that is specially staffed and equipped to provide a particular type of care an intensive care unit
Examples of unit in a Sentence
The family is the basic unit of society.
The search party broke up into smaller units.
Their army unit guarded the border.
Feet and meters are units of length.
The dollar is the principal unit of American currency.
Recent Examples of unit from the Web
Other interesting items on the agenda include Sunflower Development Group’s multi-unit residential proposal near Gregory Boulevard and Prospect Avenue.
A national shortfall of 7.4 million affordable rental units has forced the country’s lowest-income renters to live month to month, always one medical problem or layoff away from losing another home.
I’m caked in sand all over, and can’t wait to take a long shower, sit in front of my window AC unit, and put some Netflix on.
Wilkins leads a considerably strong defensive unit that is sure to carry Clemson.
Work on a big complex finally began at the Sepulveda station and some low-slung apartments were recently bulldozed near Vermont to make way for more dense units, but the area around most other stations remains unchanged—and bleak.
The other two towers, to be located at the MiamiCentral station in downtown, will offer a combined 816 units ranging from studios to three-bedrooms and are due in 2019.
One operating room device kept surfacing: a heating and cooling unit (HCU) made by LivaNova (previously known as Sorin).
Fox said the OnX Enterprise Solutions deal similarly helps Cincinnati Bell's business-to-business unit, CBTS, bulk up.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unit.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of unit
back-formation from unity
First Known Use: 1570See Words from the same year
Definition of unit
: being, relating to, or measuring one unit
First Known Use of unit
UNIT Defined for English Language Learners
Definition of unit for English Language Learners
: a single thing, person, or group that is a part of something larger
: a part of a hospital where a particular type of care is provided
: a particular amount of length, time, money, etc., that is used as a standard for counting or measuring
UNIT Defined for Kids
Definition of unit for Students
1 : a single thing, person, or group forming part of a whole There are 36 units in my apartment building.
2 : the least whole number : one
3 : a fixed quantity (as of length, time, or value) used as a standard of measurement An inch is a unit of length.
4 : a part of a school course with a central theme
Medical Definition of unit
1: an amount of a biologically active agent (as a drug or antigen) required to produce a specific result under strictly controlled conditions a unit of penicillin—see international unit
2: a small molecule especially when combined in a larger molecule repeating units of a polymer
3: an area in a medical facility and especially a hospital that is specially staffed and equipped to provide a particular type of care an intensive care unit
Seen and Heard
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