Meaning : Not exacting in nutritional requirements.
Having complicated nutritional requirements. Especially growing only in special artificial cultures.
Fastidious microorganisms.Meaning : Marked by an absence of due or proper care or attention to detail. Not concerned with cleanliness.
Example :
Unfastidious in her dress.
Giving careful attention to detail. Hard to please. Excessively concerned with cleanliness.
A fastidious and incisive intellect.