parsimonious

/P AA0 R S AH0 M OW1 N IY0 AH0 S/
adjective
  1. 1

    Exhibiting parsimony; sparing in the expenditure of money; frugal to excess.

  2. 2

    Using a minimal number of assumptions, steps, or conjectures.

  3. 3

    Not conceding many goals.

Source: https://en.wiktionary.org/wiki/parsimonious