adjective Etymology: Latin intercalarius, from intercalare Date: 1614 1. inserted in a calendar , containing an ~ period (as a day or month), inserted between other things or parts ; interpolated
INTERCALARY
Meaning of INTERCALARY in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012