One who or that which is at least 100 years old.
Aged 100 years or more; extremely old.
Of or relating to centenarians or a centenary celebration.
Someone seen as deserving respect or reverence because of their age.
Somebody who is higher in rank, dignity, or office.
A final-year student at a high school or university.
An old person.
Someone older than someone else (with possessive).
Older; superior
Higher in rank, dignity, or office.
Of or pertaining to a student's final academic year at a high school (twelfth grade) or university.