'''KLI''' may refer to: * Klingon Language Institute − promoting the constructed Klingon language * Konrad Lorenz Institute for Evolution and Cognition Research, Klosterneuburg, Austria. * Yonsei University Korean Language Institute * ''Kli rishon'' (or ''K'li''), a "heated vessel" in Judaism, e.g. in Sabbath food preparation<!--literally "first vessel" in Hebrew, but always implying heating-->
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