lateral area

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English[edit]

A prism with a pentagonal base. The sum of the yellow faces' areas is the lateral area of the prism.

Noun[edit]

lateral area (plural lateral areas)

  1. (geometry) The sum of the areas of the lateral (vertical) faces of a cylinder, cone, frustum, or the like.
  2. (medicine, dated) A particular part of the medulla oblongata.