adj
an inclusive price or cost includes everything
≠ exclusive
all-inclusive/fully inclusive
　The fully inclusive fare for the trip is £22.
inclusive of
　The rent is £120 a week, inclusive of heating.
including a wide variety of people, things etc
≠ exclusive
　Not everyone shares his vision of an inclusive America.
(from) April to June inclusive/15 to 20 inclusive etc
used to refer to a range of months, numbers etc, including the ones that start and end the range

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HINT sense 3
In American English, it is more usual to use the word 'through': Monday through Friday

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