noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Initialism of hot dry rock. abbreviation, alt-of, countable, initialism, uncountable
2. 2
   Abbreviation of header. abbreviation, alt-of
3. 3
   Initialism of humanitarian daily ration. abbreviation, alt-of, countable, initialism, uncountable
4. 4
   Initialism of high dynamic range. abbreviation, alt-of, countable, initialism, uncountable
5. 5
   Initialism of hard disk recorder or hard drive recorder (“a recording device that records onto a hard disk drive”). abbreviation, alt-of, countable, initialism, uncountable

Synonyms

All synonyms

copecopingheadheadinglintelbelly buster

Related phrases

HLG HDR

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.