noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A word derived indirectly, from a derivative of another.

   ""Friendliness" is a subderivative: it is derived from "friendly", which comes from "friend"."

2. 2
   A generalization of the notion of a derivative, defined as the slope of a line that either touches, or is everywhere below the line of a convex function.

Example

More examples

""Friendliness" is a subderivative: it is derived from "friendly", which comes from "friend"."

Etymology

From sub- + derivative.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.