411 REFERENCE · Wiktionary
H2
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
H₂ H-2
Translingual
Symbol
mul symbol
mul H₂
Noun
mul noun
en histamine en receptor #2, the second histamine receptor discovered.
mul H-2
Related terms
mul histamine receptor H1 H3 H4
English
Noun
en noun
The second half of a calendar year (July to December).
The second half of a financial year.
Coordinate terms
en quarters of the year Q1 Q2 Q3 Q4
Related terms
en H1
See also
mul H-2 HII
Anagrams
en 2h 2H
en Time