A pyramid-shaped diagram in layers, where each layer represents a group of animals that feeds on the layer below.

A diagram that shows the relative amounts of energy or matter, or numbers of organisms within each trophic level in a food chain or food web.

(mathematics) A number that represents the number of items in a pyramid having a given number of sides and layers

(anatomy) Any large, triangular-shaped neuron in the cerebral cortex that transmit impulses to voluntary muscles

plural of pyramidal neuron

plural of pyramidal tract

plural of pyramidal number

plural of step pyramid

Alternative form of step pyramid

plural of stepped pyramid