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Peek vs Undefined - What's the difference?

peek | undefined |

As an acronym peek

is polyetheretherketone.

As an adjective undefined is

lacking a definition or value.

peek

English

Alternative forms

* (l), (l) (obsolete)

Etymology 1

From (etyl) *, probably a fusion of peep and keek.

Verb

(en verb)
  • To look slyly, or with the eyes half closed, or through a crevice; to peep.
  • To be only slightly, partially visible, as if peering out from a hiding place.
  • * 2012 , Rachel Kramer Bussel, Going Down: Oral Sex Stories (ISBN 1573447978):
    • A pale strip of white skin peeked out from under his waistband.
  • * 2012 , Michelle Monkou, If I Had You (ISBN 1459223284):
    • Her brown skin peeked through the empty gap in her clothing.
  • (computing) To retrieve (a value) from a memory address.
  • * 2006 , Gary Willoughby, PureBasic: A Beginner's Guide to Computer Programming (page 279)
    • We are peeking the value from the first index's memory location.

    Related terms

    * sneak peek

    Etymology 2

    Verb

    (head)

    • Anagrams

    * * *

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined