xenno-

短语

释义与例句

affix
  1. 1.

    Synonym of ronto- (used before an official prefix existed). Symbol: x

    非正式

词源

From Ancient Greek ἐννέα (ennéa, “nine”), for the ninth order of 10³; with the letter x added for the third term in a series running backwards through the alphabet (after zepto- and yocto-). The final o conforms to the final vowels of the SI series from micro- downwards.

来源：wiktionary