Obs. rare1. [ad. L. annōsitātem, n. of quality f. annōs-us full of years, f. annus year.] Fullness of years, length of life, agedness.
1654. LEstrange, Chas. I., 136. Robert Parr
the wonder of our times for annosity and long life.
1742. Bailey, Annosity, Agedness. [Not in J. or mod. Dicts.]