放ほう散さん虫ちゅう軟なん泥でい

Related words

• 放ほう散さん虫ちゅう

  Refers to the organism itself (radiolarian), while 放散虫軟泥 is the sediment formed from their remains.

• 軟なん泥でい

  General term for ooze (fine-grained deep-sea sediment); 放散虫軟泥 specifies the type composed of radiolarian tests.

Built from

Etymology

Compound of 放散虫 (radiolarian) and 軟泥 (ooze). The term is a direct translation of the English 'radiolarian ooze', used in marine geology.