名詞 ascender:

1. someone who ascends
2. a lowercase letter that has a part extending above other lowercase letters
3. (printing) the part of tall lowercase letters that extends above the other lowercase letters

as.cend.er

n.（名詞）
Printing The part of the tall lowercase letters, such asb, d, and h, that extends above the other lowercase letters.
【印刷術(shù)】 高于x字母的小寫字母（如b,d,h,k）：小寫字母中高出其它字母的高出部分，如b, d, 和 h
A letter with such a part.
有著這樣一個部分的小寫字母