plural applications
1
a
: a formal and usually written request for something (such as a job, admission to a school, a loan, etc.)
We've made an application for certification. [=we have applied to be certified]
Our loan application has been approved/denied.
Anyone interested in running for office must file/submit an application by August 1st.
If you'd like to be considered for the job, please send us a letter of application that gives your experience and qualifications.
b
: a document that is used to make a formal request for something
Please fill out this application.
2
: the act of applying something: such as
a
: the act of putting something on a surface, a part of the body, etc.
The application of heat often helps sore muscles.
I prefer using the lotion because of its ease of application. [=because it is easy to apply]
Repeated application of fertilizer will help the grass become green and healthy.
Repeated applications of fertilizer will help the grass become green and healthy.
The cut should be treated with a generous/liberal application of ointment.
b
: the use of an idea, method, law, etc., in a particular situation or for a particular purpose
Strict application of the rules is necessary in this case.
the application of new information
learning about the creative application [=use] of new technology
He teaches his students about the practical applications [=uses] of technology.
I think it is a fair application of the law.
applications of science to everyday life
c
: the use of a word, name, etc., to describe someone or something
the application of the term "baby boomer" to people who were born right after World War II
3
: the ability to be used for practical purposes
The technique has wide/limited application. [=it can/cannot be used for a large number of practical purposes]
The tool has a number of applications. = The tool has a wide range of applications.
4
computers
: a computer program that performs a particular task (such as word processing)
How many applications is your computer currently running?
applications software
called also (chiefly US, informal) app
5
formal
: effort made to work hard in order to complete something successfully
She succeeded because of application and intelligence.
Cite this Entry
“Application.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/application. Accessed 15 Jun. 2026.
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