a function of a real or complex variable that is periodic.
- Compare periodic1 (def. 5).
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How to use periodic function in a sentence
There is almost no literature of fact concerning the periodic function as related to the mental abilities of women.Vocational Psychology: Its Problems and Methods | Harry L. Hollingworth
Should she become a mother and nurse her child, this function of lactation would be the periodic function of the breasts.Self Knowledge and Guide to Sex Instruction | T. W. Shannon
British Dictionary definitions for periodic function
maths a function, such as sin x, whose value is repeated at constant intervals
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012