D defs.my
Entry 1 sense Webster, 1913

First-order

· First·-or·der · IPA
01 a. decaying at an exponential rate; -- a mathematical concept applied to various types of decay, such as radioactivity and chemical reactions.
  1. 1.
    decaying at an exponential rate; -- a mathematical concept applied to various types of decay, such as radioactivity and chemical reactions.