(organic chemistry) Any compound (most often alkenes) that react with 1,3-dipoles in a cycloaddition reaction

Of or relating to any of the popes called Leo.

an idealized concept of the purity of woman

(Greek mythology) A beast with the body of a lion (usually red), the tail of a scorpion, and the head/face of a man with a mouth filled with multiple rows of sharp teeth (like a shark), said to be ...