cobalamin
UK[kəʊˈbæləmɪn]US[koʊˈbæləmɪn]
n
A vitamin of the B complex, also known as vitamin B12, essential for red blood cell formation and neurological function.
Morpheme Breakdown
cobalt
amin
cobalt
amin
e
Etymology
The word 'cobalamin' is a modern scientific coinage that directly reflects the chemical composition of vitamin B12. Its first element, 'cobalt', originates from the German 'Kobalt', a term for a goblin or evil spirit used by miners to describe the troublesome ore that yielded this metal. This was incorporated into the vitamin's name in the 20th century after scientists discovered a cobalt atom at the core of its complex molecule. The second part, '-amin', is derived from 'ammonia' and signifies the nitrogenous, amine-like components of the compound. Thus, the term literally and logically denotes the "cobalt-containing amine," precisely describing its defining chemical characteristic.
Analysis
Structure: cobalt + amin(e)
cobalt: From German 'Kobalt', meaning a metallic element. In this word, it references the cobalt atom at the center of the vitamin's complex chemical structure.
amin(e): A chemical suffix derived from 'ammonia', indicating the presence of an amino group or a nitrogen-containing compound.
Examples
A deficiency in cobalamin can lead to pernicious anemia.
This nutritional supplement is fortified with cyanocobalamin, a synthetic form of cobalamin.
Vegans are often advised to monitor their cobalamin intake as it is naturally found in animal products.