What is the best description for the word "lateral"?

Question

Quizplus · Accepted Answer

Lateral: toward the side; sideways. The left side of the diagram below is the lateral view of the human body.
 11ec0fda_98e5_63e5_a67f_61218632d550_NR0004_00 Bilateral:  present on two sides
My grandfather is recovering from bilateral hip surgery. He had surgery on both sides of his hip.
Collateral: adjoining or accompanying
Cindy used her car title as collateral for a business loan.
Trilateral: three-sided
The arbitrator, chairman of the hospital board, and president of the nurse's union met at the hotel downtown to begin trilateral negotiations.

What Is the Best Description for the Word "Lateral