1955, from lyso- + -some (3). So called for "their richness in hydrolytic enzymes."
Entries linking to lysosome
lyso-
word-forming element indicating "loosening, dissolving, freeing," before vowels lys-, from Greek lysis "a loosening," from lyein "to loose, loosen," from PIE root *leu- "to loosen, divide, cut apart."
-some 3
word-forming element meaning "the body," Modern Latin, from Greek sōma "the body" (see somato-).