An archaic or obsolete term of highly uncertain meaning, possibly relating to some historical American or named concept.
Origin and etymology are unclear; may be a very old English term, technical jargon, or even a documented but now-forgotten word. Historical sources are insufficient to establish clear origin.
Amesace is the kind of word that challenges lexicographers — it may have existed and meant something specific to historical English speakers, but the meaning vanished with the context it served.
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