Webster's Revised Unabridged Dictionary · 1913

Looping

Looping , noun

[Compare Dutch loopen to run. Compare Loop a mass of iron, Leap.]

(Metallurgy) The running together of the matter of an ore into a mass, when the ore is only heated for calcination.

Looping , present participle and verbal noun

of Loop.
Collocations (1)
Looping snail (Zoology) , any species of land snail of the genus Truncatella; -- so called because it creeps like the measuring worms.