Yes, hilum is a Scrabble word!
...and is worth 10 points in Scrabble, and 12 points in Words with Friends
hilum
Noun
1. (anatomy) a depression or fissure where vessels or nerves or ducts enter a bodily organ
2. The scar on certain seeds marking its point of attachment to the funicle
What Scrabble words can I make with the letters in hilum?
3 Letter Words
2 Letter Words