noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The embryonic shell of a foraminifera, especially the protoconch and deuteroconch of a megalospheric form.

   "This nucleoconch is less than half the size of that seen in the sections of D. crassa."

Example

More examples

"This nucleoconch is less than half the size of that seen in the sections of D. crassa."

Etymology

From nucleo- + conch.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.