確定

definite / certain / fixed / to fix (on sth) / to determine / to be sure / to ensure / to make certain / to ascertain / to clinch / to recognize / to confirm / OK (on computer dialog box)

authenticated / solid / firm / real / true

to set / to fix / to determine / to decide / to order

determinacy

indeterminate

Heisenberg's uncertainty principle (1927)

deterministic effect