Share this entry

Share this page

intercalary

Line breaks: inter|cal¦ary
Pronunciation: /ɪnˈtəːkəl(ə)ri
 
, ˌɪntəˈkal(ə)ri
 
/

Definition of intercalary in English:

adjective

1(Of a day or a month) inserted in the calendar to harmonize it with the solar year, e.g. 29 February in leap years: eighteen months of twenty days each and five intercalary days
More example sentences
  • In the old calendar, an intercalary month of 22 or 23 days called Mercedonius was inserted after the Festival of Terminalia in every other year or as needed.
  • He added two extra intercalary months apart from the one regular intercalary month to the year 46 BC.
  • In ancient Egypt, for civil purposes, a solar calendar of 365 days to the year was used in which there were 12 months of 30 days and 5 intercalary days.
2(Of an academic year or period) additional to the standard course and taken at a different institution: the intercalary year is taken between the second and final years
3Of the nature of an insertion: elaborate intercalary notes
4 Botany (Of the meristem of a plant) located between its daughter cells, especially (in a grass) at or near the base of a leaf.
Example sentences
  • In these stems and leaves with intercalary meristems, the upward transpiration stream clearly bypassed most of the enlarging cells.
  • Cell division occurs mainly at the intercalary meristem at the base of the internode, but also throughout the internode at early stages of internode development.
  • Leaves are formed from an intercalary meristem which is positioned within the leaf sheaths of subtending leaves.

Origin

early 17th century: from Latin intercalarius, from intercalare (see intercalate).

Definition of intercalary in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day terpsichorean
Pronunciation: ˌtəːpsɪkəˈriːən
adjective
relating to dancing