معنی کلمه :‌ exfoliation

The scaling off of a bone, a rock, or a mineral, etc.; the state of being exfoliated.

Resembling a child, or that which belongs to children; becoming a child; meek; submissive; dutiful. "Childlike obedience." Hooker. Note: Childlike, as applied to persons grown up, is commonly in a good sense; as, childlike grace or simplicity; childlike modesty.