Definition - What does Intercrystalline mean?

Intercrystalline refers to a metallic property that exists along the boundaries between the crystals or grains of a metal. Intercrystalline spaces can be subjected to intercrystalline corrosion.

Intercrystalline may also be known as intergranular.

Corrosionpedia explains Intercrystalline

Intercrystalline literally means between grains or crystals. This is often a space at risk for intercrystalline corrosion, which is a type of corrosive attack that usually progresses along the grain boundaries.

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