senescence
🇺🇸
/sɪˈnesns/
🇬🇧
/sɪˈnesns/
The natural process of aging and deteriorating over time.
The leaves turned yellow and fell from the tree as it entered senescence.
잎이 노랗게 변하고 나무에서 떨어져 노쇠기에 접어든 것입니다.