This word is from the Spanish centenario.
sen·te·nár·yo
centenary
sentenáryo
centennial
isang daan
one hundred
isang daang taon
one hundred years
mga sentenaryong selebrasyon
centennial celebrations
A centenary or centennial is the hundredth anniversary of a significant event.
KAHULUGAN SA TAGALOG
sentenáryo: ikasandaang taon