Definition of extremum in English:

extremum

Syllabification: ex·tre·mum
Pronunciation: /ikˈstrēməm
 
/

noun (plural extremums or extrema /-mə/)

[usually as modifier] Mathematics
  • The maximum or minimum value of a function.
    More example sentences
    • Correlation coefficients showed multiple local extrema with a global maximum, and success in tracking generally relies on the presence of such a maximum at the correct x-y location within each search area.
    • Trajectories x that solve Newton's equations are those that are extrema of the action A = [integral operator] L (x, v (t)) dt.
    • The first step in solving such equations by the variational method is to show that the extremum is attained.

Origin

early 20th century: from Latin, neuter of extremus 'utmost' (see extreme).

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