implicit function

(redirected from Implicitly defined function)
Also found in: Encyclopedia.
Related to Implicitly defined function: implicit differentiation

implicit function

n.
A function whose value can only be computed indirectly from one or more of the independent variables. For example, in the equation x2 + y2 = 1, y is an implicit function of x.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.