Any vehicle that uses hydrogen as its principal fuel, normally via the electricity produced by a fuel cell.

Any land-based means of transportation in the form of a machine that operates primarily through a motor consuming fuel in order to provide power to rotate the tires.

Any oil produced from plants, such as olive oil and corn oil, mostly used for cooking.

(physics) The velocity of propagation of a pure sine wave of infinite extent and infinitesimal amplitude.

Velvet with slits that reveal a differently coloured lining.

Alternative spelling of vegetable sulfur

The powdery spores of the club moss (Lycopodium clavatum)

A vehicle that produces only carbon dioxide and water as its emissions and so does not pollute the air.

plural of velour

(obsolete) The hunting of wild animals.