D defs.my
Entry 2 senses Webster, 1913

Economist

/ĭk-än'-əm-ĭst/ · E·con·o·mist · IPA /iˈkɑ.nə.mɪst/
01 n. One who economizes, or manages domestic or other concerns with frugality; one who expends money, time, or labor, judiciously, and without waste.
  1. 1.
    One who economizes, or manages domestic or other concerns with frugality; one who expends money, time, or labor, judiciously, and without waste.
  2. 2.
    One who is conversant with political economy; an expert in the field of economics.