n. A salt or ester of folic acid, especially one present in the vitamin B complex.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a B vitamin that is essential for cell growth and reproduction
Word Usage
"Folic acid (also known as folate) is a B vitamin that is important for the healthy development of the neural tubes, which eventually become a baby's brain and spinal cord."