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Fourth vs Obex - What's the difference?

fourth | obex |

As nouns the difference between fourth and obex

is that fourth is the person or thing in the fourth position while obex is the point in the human brain at which the fourth ventricle narrows to become the central canal of the spinal cord.

As an adjective fourth

is the ordinal form of the number four.

fourth

English

(wikipedia fourth)

Adjective

(-)
  • The ordinal form of the number four.

    • Usage notes

    Abbreviations: 4th, 4th; IV

    Noun

    (en noun)
  • (not used in the plural) The person or thing in the fourth position.
  • A quarter, one of four equal parts of a whole.
  • (not used in the plural) The fourth gear of an engine.
  • (music) A musical interval which spans four degrees of the diatonic scale, for example C to F (C D E F).

    • Synonyms

    * (quarter) fourth part, quarter, * (gear) fourth gear

    Derived terms

    * augmented fourth * diminished fourth * perfect fourth

    obex

    English

    (wikipedia obex)

    Noun

    (-)
  • (anatomy) The point in the human brain at which the fourth ventricle narrows to become the central canal of the spinal cord.
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