biàn​xìng

denature

变性 (變性) biàn​xìng
denature verb
to undergo or cause denaturation, especially of proteins or chemicals

Proteins denature when exposed to high temperatures.

sex change verb
to undergo a change of biological sex; pertaining to transsexuality

He decided to undergo gender reassignment surgery.

Frequency

Movie subtitles
4.62 per million appears in 1% of films
Written text
7.03 per million

Sources

Definitions
CC-CEDICT