Meaning of L- in English

L-

in sense 1 |lē(ˌ)vō or |el, in sense 2 |el prefix

Etymology: International Scientific Vocabulary, from lev-

1. : levorotatory — usually printed in italic

l -tartaric acid

— compare lev-

2. : having a similar configuration at a selected carbon atom in an optically active molecule to the configuration of levorotatory glyceraldehyde — usually printed as a small capital

l -fructose

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.