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Useful vs X - What's the difference?

useful | x |

As an adjective useful

is having a practical or beneficial use.

As a letter x is

the twenty-fourth letter of the.

As a symbol x is

voiceless velar fricative.

useful

English

Adjective

(en adjective)
  • Having a practical or beneficial use.
  • * {{quote-magazine, year=2013, month=July-August, author= Lee S. Langston, magazine=(American Scientist)
  • , title= The Adaptable Gas Turbine , passage=Turbines have been around for a long time—windmills and water wheels are early examples. The name comes from the Latin turbo'', meaning ''vortex , and thus the defining property of a turbine is that a fluid or gas turns the blades of a rotor, which is attached to a shaft that can perform useful work.}}

    Usage notes

    * Prepositions: useful'' is used in ''useful for '', ''useful for '' and ''useful to ''. The words ''useful to'' are also found in construction such as ''It is useful to do'', in which ''to marks an infinitive rather than being a preposition.

    Synonyms

    * noteful * serviceable * utilitarian

    Antonyms

    * unuseful * useless * harmful

    x

    Translingual

    {{Basic Latin character info, previous=W, next=Y, image= (wikipedia X)

    Etymology 1

    Letter

  • The twenty-fourth letter of the .
  • See also
    (Latn-script)

    Cardinal number

    (mul-number)
  • The number 10.
  • Symbol

    (mul-symbol)
  • A symbol of the IPA, representing a voiceless uvular fricative.
  • strike
  • Etymology 2

    Possibly from skull and crossbones

    Symbol

    (mul-symbol)
  • Derived terms
    * XXX

    See also

    {{Letter , page=X , NATO=X-ray , Morse=–··– , Character=X , Braille=? }} Image:Latin X.png, Capital and lowercase versions of X , in normal and italic type Image:Fraktur letter X.png, Uppercase and lowercase X in Fraktur Roman numerals ----