Is “Nomenclature” a Scrabble word?
Yes
NOMENCLATURE
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Nomenclature
/nəʊˈmɛn.klətʃə/
noun
1.A set of rules used for forming the names or terms in a particular field of arts or sciences.
2.A set of names or terms.
3.A name.
Synonyms: terminology