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Reservation vs Preorder - What's the difference?

reservation | preorder |

As nouns the difference between reservation and preorder

is that reservation is the act of reserving, withholding or keeping back while preorder is a binary relation that is reflexive and transitive.

As a verb preorder is

to order (goods) in advance, before they are available.

As an adjective preorder is

of a tree traversal, recursively visiting the root before the left and right subtrees.

reservation

English

Noun

(en noun)
  • The act of reserving, withholding or keeping back.
  • Something that is withheld or kept back.
  • A limiting qualification (often used in the plural).
  • I have reservations about your intentions.
  • (US) A tract of land set apart by the US government for the use of a Native American people; Indian reservation (compare Canadian (reserve)).
  • An arrangement by which accommodation or transport arrangements are secured in advance.
  • (UK) The area which separates opposing lanes of traffic on a divided motorway.
  • (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).
  • Synonyms

    * booking (5) * median (6) * median strip (6)

    Abbreviations

    * res, rez (Indian reservation)

    preorder

    Verb

    (en verb)
  • To order (goods) in advance, before they are available.
  • Noun

    (en noun)
  • (set theory) A binary relation that is reflexive and transitive.
  • The relation of logical implication over sentences is an example of a preorder.

    Synonyms

    * quasiorder

    Hyponyms

    * partial order ** total order *** well-order

    Adjective

    (-)
  • (computing theory) Of a tree traversal, recursively visiting the root before the left and right subtrees.
  • Hypernyms

    * depth-first