1. a device or object used to create or maintain space between two things
2. a medical device that helps deliver inhaled medication more effectively
Usage: medical

Examples

• The mechanic inserted a metal spacer between the engine parts.
• Use plastic spacers to ensure even gaps between the tiles.
• The doctor recommended using a spacer with the inhaler.
• Small wooden spacers kept the shelves properly aligned.
• The spacer chamber makes it easier for children to use inhalers.
• He placed rubber spacers under the washing machine to reduce vibration.