'fartlek' definitions:
Definition of '
fartlek
'
From:
WordNet
noun
A method of athletic training (especially for runners) in which strenuous effort and normal effort alternate in a continuous exercise
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