Shelf

/ʃɛlf/

Meaning & Definition

noun
A flat horizontal surface used for storing or displaying items.
She placed the books neatly on the shelf.
A ledge or surface projecting from a wall.
The photographs were displayed on the shelf above the fireplace.
A layer or stratum in geology or ecology, such as a section of a continental shelf.
The marine biologist studied the organisms living on the coral shelf.

Etymology

Middle English 'shelfe', from Old English 'scylf' (shelf, ledge).

Common Phrases and Expressions

over my head
Used to describe something that is difficult to understand.
on the shelf
Refers to something that is not currently in use or is set aside.
shelf life
The length of time that food, medicine, or other perishable items remain usable or saleable.

Related Words

bookcase
A piece of furniture with shelves for storing books.
cabinet
A piece of furniture used for storage, often with shelves.
counter
A flat surface for working or displaying goods.

Slang Meanings

Shelfie
She posted a shelfie on social media, showing off her collection of books.
Shelf talker
The store used shelf talkers to draw attention to special promotions.