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单词 nano-
释义

WordReference Random House Unabridged Dictionary of American English © 2024
nano-, 
  1. a combining form with the meaning "very small, minute,'' used in the formation of compound words (nanoplankton);
    in the names of units of measure it has the specific sense "one billionth'' (10-9): nanomole;
    nanosecond.     Also, nanno-;
    esp. before a vowel, nan-.
Also, nanno-;
esp. before a vowel, nan-.
  • combining form representing Greek nânos, nánnos dwarf 

Collins Concise English Dictionary © HarperCollins Publishers::
nano- combining form
  1. denoting 10–9: nanosecond
    Symbol: n
Etymology: from Latin nānus dwarf, from Greek nanos
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更新时间：2025/11/12 19:06:02