exacting

Definition of Exacting in English :

1. exacting, fastidious

having complicated nutritional requirements; especially growing only in special artificial cultures

Example Sentences:
'fastidious microorganisms'
'certain highly specialized xerophytes are extremely exacting in their requirements'

2. exacting, stern, strict

severe and unremitting in making demands

Example Sentences:
'an exacting instructor'
'a stern disciplinarian'
'strict standards'

3. exacting, exigent

requiring precise accuracy

Example Sentences:
'an exacting job'
'became more exigent over his pronunciation'

WordNet Lexical Database for English. Princeton University. 2010.

Exacting

adjective

making rigorous or excessive demands

an exacting job

adjective

1.

making severe or excessive demands; not easily satisfied; strict

an exacting teacher

2.

demanding great care, patience, effort, etc.; arduous

an exacting job

adj.

1. Making severe demands; rigorous: an exacting instructor.

2. Requiring great care, effort, or attention: an exacting task.