pessimal

• 过时形容词，意为最坏的或质量最低劣的；是“坏的”的最高级形式（现代英语中很少使用）。

An obsolete adjective meaning the worst or of the poorest quality; the superlative form of 'bad' (rarely used in modern English).

1. Least favorable for survivalC2formalscientific

   Describing an environment or condition that is the worst possible for an organism's survival or growth.

   最不利于生存的

   • The desert's extreme heat and lack of water create a pessimal environment for most amphibians.
   • Scientists studied the pessimal conditions that limit bacterial growth in the deep ocean.
   • The polluted river provided a pessimal habitat for the native fish species.

   同义词worst

   反义词bestfavorableidealoptimal