What is a spike of corn called?

What is a spike of corn called?

An ear is the grain-bearing tip part of the stem of a cereal plant, such as wheat or maize. It can also refer to "a prominent lobe in some leaves." The ear is a spike, consisting of a central stem on which tightly packed rows of flowers grow. In corn (maize), it is protected by leaves called husks.

What is a climber’s Spike?

In climbing, a piton (/ˈpiːtɒn/; also called a pin or peg) is a metal spike (usually steel) that is driven into a crack or seam in the climbing surface with a climbing hammer, and which acts as an anchor to either protect the climber against the consequences of a fall or to assist progress in aid climbing.