Fertilization by the union of gametes of different plants (sometimes of different species). / (by extension) The mutual exchange of ideas or concepts from different fields for mutual benefit.

Alternative spelling of cross-fertilization

An amusement ride, consisting of an upright rotating wheel having seats that remain in a horizontal position as the wheel revolves.

To make (the soil) more fertile by adding nutrients to it. / (figuratively) To make more creative or intellectually productive. / To cause to produce offspring through insemination; to inseminate.

The condition of being ferocious.

Intensely hot; radiating with energy. / (figuratively) Heated, emotional or zealous.

An early photographic process in which the image is made on an iron plate having a sensitized surface film. / A photograph produced by this means.

to take a ferrotype photograph

Any of various simple vascular plants, of the family Psilotaceae, that have leafless dichotomous stems and produce spores.

A man who operates a ferry. / (Greek mythology, usually preceded by the) Charon.