gyakorilateral
Gyakorilateral is a term that appears to be a neologism or a misspelling. A search for "gyakorilateral" in standard dictionaries and academic databases does not yield any recognized definitions or established usage. It is possible that the term is a portmanteau, a typographical error, or originates from a very specific, niche context not widely documented.
If "gyakorilateral" is intended to describe a geometric shape, it could potentially be a combination of "gyakorlat"
Alternatively, if the term is a misspelling, common similar-sounding words or concepts in geometry include "quadrilateral"