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Surfactant vs Undefined - What's the difference?

surfactant | undefined |

As a noun surfactant

is (chemistry) a surface active agent, or wetting agent, capable of reducing the surface tension of a liquid; typically organic compounds having a hydrophilic "head" and a hydrophobic "tail".

As an adjective undefined is

lacking a definition or value.

surfactant

English

(wikipedia surfactant)

Noun

(en noun)
  • (chemistry) A surface active agent, or wetting agent, capable of reducing the surface tension of a liquid; typically organic compounds having a hydrophilic "head" and a hydrophobic "tail".
  • (biochemistry) A lipoprotein in the tissues of the lung that reduces surface tension and permits more efficient gas transport.

    • 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