undefined

名词 n. 形容词 adj.
中文释义

英文释义

名词 n.
  1. An undefined value.
    — [Option:] · [PDP11:] F [BSD:] · [XE 2.3:] [1] [XE 3.0:] · [SIII:] · [COFF:] · [meaning:] make undefineds global
形容词 adj.
  1. Lacking a definition or value. not-comparable
    — We slid into our office, past two women discussing the "X factor," an apparently undefined quality their firm felt they lacked.
  2. That does not have a meaning and is thus not assigned an interpretation. not-comparable
    — The result of division by zero is undefined.

词形变化

undefineds plural

词汇关系

近义词
undefinable vague
反义词
defined
衍生词
undefined behavior

词源

词源 1
Etymology tree
Proto-Indo-European *né
Proto-Indo-European *n̥-
Proto-Germanic *un-
Proto-West Germanic *un-
Old English un-
Middle English un-
English un-
English defined
English undefined
From un- + defined.
词源 2
Etymology tree
Proto-Indo-European *né
Proto-Indo-European *n̥-
Proto-Germanic *un-
Proto-West Germanic *un-
Old English un-
Middle English un-
English un-
English defined
English undefined
From un- + defined.
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