Is “Midrib” a Scrabble word?
Yes
MIDRIB
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 Midrib
noun
1.The strengthened vein down the middle of a flower petal or simple leaf or leaflet.
2.The continuation of the petiole of a pinnately compound leaf around which the leaflets attach.
Synonyms: middle rib, midvein, middle rib, rachis, midnerve, midvein