This word is from the Spanish language.
grá·no
gráno
grain
The use of grains for measurement was formalized in medieval England, where it was stated that an English penny weighed 32 grains of wheat.
A typical barley grain weighs about 65 milligrams, while a wheat grain weighs approximately 50 milligrams.
Today, a grain is defined as exactly 64.79891 milligrams in the metric system.
MGA KAHULUGAN SA TAGALOG
gráno: bútil
bútil: maliit at matigas na butó ng halámang gaya ng mais, palay, at trigo
bútil: maliit, binilog, at pinikpik na masa ng isang bagay
bútil: pinakamaliit na posibleng laki o dami ng isang bagay, gaya ng buhangin, ginto, at katulad
bútil: abalóryo
gráno: taghiyáwat
gráno: timbang ng butil

