noun
boiling point
Scientific term for the temperature at which a liquid boils. Also used figuratively for a situation reaching a critical point.
水の沸騰点は100度です。
The boiling point of water is 100 degrees.
議論が沸騰点に達した。
The discussion reached a boiling point.
沸点 is a more common and concise synonym for 'boiling point', used in both scientific and everyday contexts. 沸騰点 is slightly more formal or technical.
Compound of 沸騰 (futtō, 'boiling') and 点 (ten, 'point'). The reading is standard on'yomi.