Lateral means to do with the side, or moving sideways. A lateral movement, lateral thinking, the lateral surface.
Lateral thinking is Edward de Bono's phrase for solving a problem by approaching it from an unexpected angle rather than by pressing straight on. In anatomy, lateral means away from the midline, and its opposite is medial.
1adjectivelateralTo do with the side, or moving sideways.
“The injured player couldn't make quick lateral movements on the tennis court.”
lateral is a quality of position.
Latin lateralis comes from latus, a side. Bilateral and collateral are relatives.
Latin
laterālis — belonging to the side
English, today
lateral
Latin laterālis (“belonging to the side”), from latus + -ālis.
Etymology from Wiktionary, CC BY-SA