posterior spinal artery
Word Rarity
Rare
Frequency: Zipf frequency 3.13 in modern English
28
Scrabble Score
21
Letters
4
Syllables
11
Unique Chars
Meaning
noun
Either of two arteries of which one arises from a vertebral artery on each side below the level at which the corresponding branch of the anterior spinal artery arises and which descend on the posterior lateral surface of the spinal cord along a line passing close to the entrance of the dorsal roots to the spinal cord.