reservation

noun10

1. •
   The act of reserving, withholding or keeping back.

   • The committee authorised the reservation of funds.
2. •
   an arrangement made before the day that keeps a room, a seat or a table for someone

   • I have a hotel reservation in the name of Mr Smith.
3. •
   [in the plural] A limiting qualification regarding certainty or risk; a doubt or concern.

   • I have reservations about your intentions.
   • I have some reservations about cosigning a loan for him.
4. •
   (US) A tract of land set apart by the US government for the use of a Native American people, such as the Hopi Reservation or the Navajo Nation's territory.
5. •
   The practice of reserving part of the consecrated bread of the Eucharist for the communion of the sick.
6. •
   The act of the pope to reserve to himself the right to nominate to certain benefices.
7. •
   (India) The setting aside of a certain percentage of vacancies in government institutions for members of backward and underrepresented communities (defined primarily by caste and tribe).
8. •
   (UK) The area which separates opposing lanes of traffic on a divided motorway or dual carriageway.

   • A vehicle crashed through the central reservation into the path of oncoming traffic.
9. •
   Something that is withheld or kept back.
10. •
    A power of an overseeing authority to suspend legislation in the jurisdiction being overseen pending the approval of a higher authority. Such as a provincial/state governor reserving a bill passed by the state/provincial legislature from assent, pending approval of the federal government; or a federal bill passed by federal parliament being reserved by the viceroy pending approval by the crown.