1. Having a day or month inserted to make the calendar year correspond to the solar year
   "Feb. 29 is an intercalary day"; "a leap year is an intercalary year"

See also: additive

Encyclopedia: Intercalary

• opposite word
• oppositely
• oppositeness
• opposition
• oppositionist
• oppositive
• oppress
• oppressed
• oppression
• oppressive
• oppressively
• oppressiveness
• oppressor
• opprobrious
• opprobriously
• opprobrium
• oppugn
• oppugnant
• Ops
• Opsanus tau
• opsin
• opsonin
• opsonisation
• opsonise
• opsonization