第だい二に次じ性せい徴ちょう

noun

secondary sex characteristic

Biological term for physical traits that emerge during puberty, such as breast development or facial hair, distinct from primary reproductive organs.

• 第だい二に次じ性せい徴ちょうは思し春しゅん期きに現あらわれる身しん体たいの変へん化かです。

  Secondary sex characteristics are bodily changes that appear during puberty.