Reservation

noun
1.
the act of keeping back, withholding, or setting apart.
2.
the act of making an exception or qualification.
3.
an exception or qualification made expressly or tacitly:
to accept something, but with inner reservations.
4.
a tract of public land set apart for a special purpose, as for the use of an Indian tribe.
5.
an arrangement to secure accommodations at a restaurant or hotel, on a boat or plane, etc.
6.
the record kept or assurance given of such an arrangement:
Sorry, the hotel has no reservation under that name.
noun
1.
the act or an instance of reserving
2.
something reserved, esp hotel accommodation, a seat on an aeroplane, in a theatre, etc
3.
(often pl) a stated or unstated qualification of opinion that prevents one’s wholehearted acceptance of a proposal, claim, statement, etc
4.
an area of land set aside, esp (in the US) for American Indian peoples
5.
(Brit) the strip of land between the two carriageways of a dual carriageway
6.
the act or process of keeping back, esp for oneself; withholding
7.
(law) a right or interest retained by the grantor in property granted, conveyed, leased, etc, to another: a reservation of rent