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Ruler vs Undefined - What's the difference?

ruler | undefined |

As a noun ruler

is a (usually rigid), flat, rectangular measuring or drawing device with graduations in units of measurement; a rule; a straightedge with markings; a measure.

As an adjective undefined is

lacking a definition or value.

ruler

English

(ruler)

Noun

(en noun)
  • A (usually rigid), flat, rectangular measuring or drawing device with graduations in units of measurement; a rule; a straightedge with markings; a measure.
  • A person who rules or governs; a person who exercises dominion or controlling power over others.

    • Usage notes

    In American English, the word "ruler" is often used specifically to refer to such a measuring device that is one foot (12 inches) long. Used in contrast with "yardstick" and "meter stick."

    Synonyms

    * (measuring instrument) rule.

    Hyponyms

    * duke * emperor * Highness * king * queen * grand duke * prince * princess * monarch * tyrant * See also

    External links

    * * * (commonslite) 1000 English basic words

    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