What does HYL stand for?

Hollis, AK - Location identifier - FAA (FAAL)

Hoyle Resources Ltd. - Vancouver Stock Exchange symbol

Hybrid Language Assembler (SAUS)

Hyland Manufacturing Inc., Carlisle, IA - Manufacturer code for watercraft hull identification number (USCG)

Hydroxylysine - Also, Hylys - An amino acid

Hylander - Botanist in plant scientific name (HUH)