HLL

HLL can have several meanings:

• Hertford Loop Line
• High-level programming language
• HyperLogLog
• hll, the Old Testament Hebrew lexicon hll referring to the original word (transliterated word hll) translating to allah, el-leh, and also the Aramaic translated word as elleh ^[1]
• hallel (or hillul), a Hebrew name meaning "in joy" and also "in jubilation"
• HLL Lifecare Limited (formerly Hindustan Latex Limited), an Indian Public Sector Undertaking
• Hindustan Lever Limited, the Indian subsidiary of Unilever Limited selling fast-moving consumer goods such as tea, soap, detergents, etc.
• HDS Logical Language, The HDS Hardware Language, ATMEL Microcontrollers Language
• Hymns from the Land of Luther; H.L.L. was the pseunodym used by Jane and Laurie Borthwick^[2]

References

1. "The Old Testament Hebrew Lexicon - HLL". 070412 studylight.org
2. John Julian, Dictionary of Hymnology, 1957