Meven,
http://webster.com is your friend:
Pronunciation: 'spelt'
Function: noun
Etymology: Middle English, from Old English, from Late Latin spelta, of Germanic origin; perhaps akin to Middle High German spelte split piece of wood, Old High German spaltan to split
: a wheat (Triticum aestivum spelta) with lax spikes and spikelets containing two light red kernels