January
Concise Oxford English Dictionary © 2008 Oxford University Press:
January /ˈdʒanjʊ(ə)ri/
▶noun (pl. Januaries) the first month of the year.
– origin OE, from L. Januarius (mensis) ‘(month) of Janus’ (the Roman god of doors and beginnings).
'January' also found in these Oxford entries:
Aquarius
- circumcision
- dominical letter
- epiphany
- Hilary term
- intersession
- Jan.
- Kwanzaa
- millennium bug
- New Year's Day
- Sebat
- Tebet
- Twelfth Night
- year

