noun ac·tin·i·o·chrome \ak-ˈti-nē-ə-ˌkrōm\

Definition of actiniochrome

  1. :  a reddish pigment found in certain Anthozoa or Actinozoa

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Origin and Etymology of actiniochrome

International Scientific Vocabulary actinio- + -chrome

First Known Use: 1873

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quaintly unconventional or refined

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