The length of time a product (especially food and drugs) will last without deteriorating or without being sold.

(chemistry) A round piece of laboratory equipment used mostly in school demonstrations to support a gas jar whilst a gas is being collected over water.

(idiomatic) As purchased or as commonly available, without modification or customization.

A thick, floating platform of ice that forms where a glacier or ice sheet flows down to a coastline and onto the ocean surface. Ice shelves are found in Antarctica, Greenland, and Canada only.

(oceanography) The outer area of a land mass covered by a shallow sea that extends into open ocean.

Alternative form of off-the-shelf.

plural of shelf bra

Synonym of balcony bra (“bra with half a cup”) / A strapped, cupless bra made of a tube of fabric with elastic bands, often as part of a camisole or swimsuit.

plural of shelf fungus

Synonym of bracket fungus