U18 or U-18 may refer to: , various vessels Ryan U-18 Navion, an American utility aircraft Small nucleolar RNA SNORD18 Small rhombihexahedron U-18 self-propelled gun, a Soviet experimental self-propelled gun Under-18 athletics
U18 or U-18 may refer to: , various vessels Ryan U-18 Navion, an American utility aircraft Small nucleolar RNA SNORD18 Small rhombihexahedron U-18 self-propelled gun, a Soviet experimental self-propelled gun Under-18 athletics
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).