hl -abbr
- hectoliter
HL -abbr
- House of Lords
HLA [,āch-(,)el-'ā] -n
- the major histocompatibility complex in humans
- a genetic locus, gene, or antigen of HLA often used with one or more letters to designate a locus or with letters and a number to designate an allele at the locus or the antigen corresponding to the locus and allele
HLS -abbr
- laid in this place