(chemistry) An item of glass laboratory equipment consisting of a simple, slightly concave circle of glass. It is a general utility item, used to hold small samples, to evaporate liquids, to cover a beaker, and so on.

(rail transport, derogatory) A branch line train, using light equipment

(US, colloquial, derogatory) Of an inhabited place, small, isolated, backward. / (US, colloquial, derogatory, rail transport) Railroads with low traffic.

(US, rail transport, apocryphal) To fill a steam locomotive water tank manually from natural water supplies (a hypothetical process whose use has been discredited).

(US, colloquial, derogatory) Of inhabited places, small, insignificant, isolated, backwards

A plant in the taxonomic genus Equisetum (horsetails) (Equisetum fluviatile, syn. Equisetum limosum).

Water from a spring that naturally contains dissolved minerals, often treated in any of several ways (filtering, aerating etc) and bottled; used either therapeutically or out of preference.

Something potentially harmful or hurtful, such as criticism or insult, that nevertheless has no effect or impact on the target.

(simile, colloquial, idiomatic) Without immediate or lasting effects.

Alternative spelling of barley water