Definitions for "Exacting"
Oppressive or unreasonably severe in making demands or requiring the exact fulfillment of obligations; harsh; severe.
Making high demands as regards soil and other factors. ( BCFT). Cf. Tolerance.
severe and unremitting in making demands; "an exacting instructor"; "a stern disciplinarian"; "strict standards"
having complicated nutritional requirements; especially growing only in special artificial cultures; "fastidious microorganisms"; "certain highly specialized xerophytes are extremely exacting in their requirements"
requiring precise accuracy; "an exacting job"; "became more exigent over his pronunciation"