Is “Intron” a Scrabble word?
Yes
INTRON
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 Intron
/ˈɪntɹɒn/
noun
1.A portion of a split gene that is included in pre-RNA transcripts but is removed during RNA processing and rapidly degraded.