Attributive use of the noun to modify another noun, e.g., 'shelving unit'.
Definitions
Related to or intended for shelves or shelving systems. We bought shelving brackets to support the new bookcase.
shelvinggerund / present participle Present participle used adjectivally meaning 'sloping' or 'forming shelves', e.g., 'a shelving beach'.
Definitions
Gradually sloping or forming shelves or ledges. The swimmers enjoyed the shelving beach that deepened only slowly.