Cryptocyanin

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A hexameric protein associated with moulting in crustaceans uncountable, usually

    "Cryptocyanin, a copper-free hexameric protein in crab (Cancer magister) hemolymph, has been characterized and the amino acid sequence has been deduced from its cDNA."

  2. 2
    Synonym of cryptocyanine. uncountable, usually

    "One which has recently been tried, known as cryptocyanin, makes plates so sensitive to the extreme red (at the very end of the visible spectrum, near Fraunhofer's A line) that photographs of a landscape may be obtained, with this red light, almost instantaneously."

Example

More examples

"Cryptocyanin, a copper-free hexameric protein in crab (Cancer magister) hemolymph, has been characterized and the amino acid sequence has been deduced from its cDNA."

Etymology

From crypto- + cyanin.

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