Tomin From Wikipedia, the free encyclopedia Antiquated Spanish unit of weight and currency The tomín (plural tomines, abbreviated t) is an antiquated Spanish unit of weight and currency. It was equivalent to one-eighth of a peso, both in currency and weight, and derived from the Arabic term tomn ("one eighth").[1] ↑ Juan Diez (2007). The Sumario Compendioso of Brother Juan Diez: The Earliest Mathematical Work of the New World. Cosimo, Inc. pp. 9–. ISBN 978-1-60206-325-9. This article about a unit of currency is a stub. You can help Wikipedia by expanding it.vte Related Articles