catecholamine
/katəˈkəʊləmiːn/
Word Rarity
Very rare
Frequency: 1.78 in modern English
22
Scrabble Score
13
Letters
3
Syllables
10
Unique Chars
Meaning
noun
Any of a class of aromatic amines derived from pyrocatechol that are hormones produced by the adrenal gland.
Example Sentences
- "Epinephrine and dopamine are two other catecholamine transmitters."
- "The catecholamines are used in several motivational and emotional systems of the brain, and their concentration is regulated by proteins that break them down or recycle them."
Etymology
Etymology tree English catechol Egyptian jmnbor. Ancient Greek Ᾰ̓́μμων (Ắmmōn)bor. Latin Ammōn Latin ammoniacusder. English ammonia Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine English amine English -amine English catecholamine From catechol + -amine.
Regional Pronunciation
- British English: /katəˈkəʊləmiːn/