What is the meaning of Prill?

to flow, spurt

a rill, a small stream

a spinning top

a pellet, a granule, a small bead

rich copper ore remaining after removal of low-grade material; a droplet of copper suspended in molten slag

A nugget of virgin metal.

The button of metal from an assay.

to produce pellets by forming a molten substance into droplets which solidify while falling

The brill, a kind of flatfish.

To grow sour.

To become tipsy.

April

Source: wiktionary.org