Category:Intercalary

In*ter"ca*la*ry, a. Etym: [L. intercalaris, intercalarius: cf. F. intercalaire. See Intercalate.]

1. (Chron.)

Defn: Inserted or introduced among others in the calendar; as, an intercalary month, day, etc.; -- now applied particularly to the odd day (Feb. 29) inserted in the calendar of leap year. See Bissextile, n.

2. Introduced or inserted among others; additional; supernumerary. "Intercalary spines." Owen. This intercalary line. . . is made the last of a triplet. Beattie. Intercalary day (Med.), one on which no paroxysm of an intermittent disease occurs. Mayne.