ND may refer to:
==Arts and media== nD, a fictional alien species in Invasion: Earth (TV series) Nancy Drew, a fictional teenage sleuth in various media Naughty Dog, an American video game developer Notitia Dignitatum, a late Roman administrative codex Nuclear Dawn, a 2011 video game (once a Half-Life 2 mod)
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).