DictionaryanalogyComparison showing similarity
noun

analogy

uh-NAL-uh-jee/əˈnælədʒi/

A comparison between different things that helps explain an idea or support reasoning.

The teacher draws an analogy between the bird's wings and the airplane's wings.

A teacher explicitly compares the wing structures of two different things: a bird model and an airplane model, displayed side by side in matching orientations.
Etymology

The pieces originally describe agreement in proportion, as in mathematics. That idea broadened into a comparison that draws attention to similarities between things.

In context

Game-Smart0:33
In this analogy, the leaky faucet represents the ceiling of the cave. The dripping water is similar to the mineral laden water
What is a Stalagmite? - Easy to Understand

More examples

  • His analogy makes the unfamiliar process easier to imagine.
  • Every analogy breaks down if pushed too far.
  • The essay compares several analogies for the workings of memory.

Forms

analogy · analogies

analogous adjective — Similar enough in certain respects for comparison.

Similar words

comparison
May simply note similarities without explaining a further idea.
metaphor
Often identifies one thing with another rather than reasoning explicitly.