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Ethane vs Undefined - What's the difference?

ethane | undefined |

As a noun ethane

is ethane (aliphatic hydrocarbon, c2h6).

As an adjective undefined is

lacking a definition or value.

ethane

English

(wikipedia ethane)

Noun

(en-noun)
  • (organic compound, uncountable) An aliphatic hydrocarbon, C2H6, gaseous at normal temperatures and pressures, being a constituent of natural gas.
  • (organic compound, countable) The same compound, subjected to modification by replacing one or more of the hydrogen atoms with other radicals.
    • chlorinated ethanes'; halogenated ' ethanes
  • * 1959 , A. F. Trotman-Dickenson, Free Radicals: An Introduction , page 45,
    • The dissociation constants for ethanes' in which the two halves of the molecule are different are not always close to the mean of the dissociation constants of the corresponding symmetrical ' ethanes .
  • * 1968 , Transactions of the Faraday Society , Volume 64, page 1573,
    • Analysis of the ethane fraction also revealed anomalous deuteration of the ethane, the ethanes' C2H5D, C2H4D2 and C2H3D3 being observed as well as C2H6. ' Ethanes with more than three D atoms were not detected.

    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