Definition

1. Noun:
   • A layer placed between other layers: A material, substance, or stratum that is positioned in the middle of two or more other distinct layers, often to serve a specific function like bonding, insulation, separation, or protection.

Usage

• The word "interlayer" functions exclusively as a noun. It describes an object or material that occupies a middle position within a layered structure. It is typically used in technical, industrial, or scientific contexts.

Examples

• Noun:
  • The safety glass has a plastic interlayer that holds the pieces together if it breaks.
  • An adhesive interlayer is used to bond the metal sheet to the composite panel.
  • The geological sample showed a thin clay interlayer between two strata of sandstone.

Advanced Usage

• Technical/Industrial Context: Commonly used in materials science, construction, geology, and manufacturing to specify a functional component within a laminate or composite structure.
  • The photovoltaic module's efficiency is improved by a light-reflecting interlayer.

Variants and Related Words

• Interlay (verb): To place or insert a layer between other layers.
  • The process requires you to interlay the fabric with a mesh.
• Interleaved (adjective/verb): Having or placing things in alternating layers. While related, "interleaved" implies a repeated alternating pattern, whereas "interlayer" is a single, specific middle layer.
• Laminate (noun): A product made by bonding multiple layers together, which typically includes one or more interlayers.
• Ply (noun): A single thickness or layer, often used in the context of multiple stacked layers (e.g., plywood).

Synonyms

• Intermediate layer: A layer occurring in the middle.
• Sandwich layer: A layer enclosed between two others (informal/descriptive).
• Bonding layer: A layer whose primary function is to adhere other layers together.
• Barrier layer: A layer that prevents the transfer of substances between other layers.

Notes

• "Interlayer" is a compound noun formed from the prefix "inter-" (meaning "between") and the noun "layer." It is a single, specific term for the layer itself. Do not confuse it with the verb "interlay" or the adjective "interleaved."
• There are no common idioms or phrasal verbs associated directly with the noun "interlayer."

Noun

1. a layer placed between other layers