application application /ˌæpləˈkeɪʃən/

noun

1. () The act of bringing something to bear; using it for a particular purpose  ( practical application , application )
   the act of bringing something to bear; using it for a particular purpose
    He advocated the application of statistics to the problem
   he advocated the application of statistics to the problem
    A novel application of electronics to medical diagnosis
   a novel application of electronics to medical diagnosis
   
   
2. () A verbal or written request for assistance or employment or admission to a school  ( application )
   a verbal or written request for assistance or employment or admission to a school
    December 31 is the deadline for applications
   December 31 is the deadline for applications
   
3. () The work of applying something  ( coating , covering , application )
   the work of applying something
    The doctor prescribed a topical application of iodine
   the doctor prescribed a topical application of iodine
    A complete bleach requires several applications
   a complete bleach requires several applications
    The surface was ready for a coating of paint
   the surface was ready for a coating of paint
   
4. The action of putting something into operation  ( application )
   the action of putting something into operation
    The application of maximum thrust
   the application of maximum thrust
    Massage has far-reaching medical applications
   massage has far-reaching medical applications
    The application of indexes to tables of data
   the application of indexes to tables of data
   
5. A diligent effort  ( application , diligence )
   a diligent effort
    It is a job requiring serious application
   it is a job requiring serious application
   
6. Liquid preparation having a soothing, antiseptic or medicinal action when applied to the skin  ( application , lotion )
   liquid preparation having a soothing, antiseptic or medicinal action when applied to the skin
    A lotion for dry skin
   a lotion for dry skin
   
7. A program that gives a computer instructions that provide the user with tools to accomplish a task  ( application , application program , applications programme )
   a program that gives a computer instructions that provide the user with tools to accomplish a task
    He has tried several different word processing applications
   he has tried several different word processing applications