browse words by letter
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
niacin |
1 definition found From WordNet r 1.6 [wn]: niacin n : a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract [syn: {nicotinic acid}]
more about niacin
This work is licensed under a
