bilateral symmetry
n.
Symmetrical arrangement, as of an organism or a body part, along a central axis, so that the body is divided into equivalent right and left halves by only one plane.
bilateral symmetry- William Childs
- W(illiam) C(hristopher)
- (William) Clark
- William Clark
- William Clarke
- William Claude Dukenfield.
- William Cook.
- William Crawford
- William Cullen
- William Dean
- W(illiam) D(onald)
- William Dudley
- William Dwight
- William Edward
- W(illiam) E(dward) B(urghardt)
- William Ellery
- William Ewart
- William Felton
- William Ford
- William Frank, Jr.
- William Franklin
- William Frederick
- William Frederick
- William George
- William Gerald