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bio- prefix

  /ˈbaɪˌoʊ/ , /ˈbaɪˌɐʉ/ , /ˈbaɪˌəʊ/ , /ˈbɑɪɐʉ/ , /ˈbɑɪˌəʉ/ , [ˈbaɪˌoː]
  • life
 bio-

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-nd suffix

  • Marks ordinals written in digits when the final term of the spelled number is "second"
 ^, ª, °, º

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astro- prefix

  • celestial bodies: fixed stars, wandering stars (planets), etc.; space; astronomy
 astro-
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