suction

noun

Pronunciation: /ˈsʌkʃən/

Definition

The process of removing air or liquid from a space to create a partial vacuum, which then causes external pressure to push another substance into that space.

Examples

• The medical device uses gentle suction to clear the patient's airway.

• The gecko's feet use natural suction to cling to smooth glass surfaces.

• Check the seal on the container to ensure the suction is strong enough to keep the food fresh.

Synonyms of suction

Words with a similar meaning to suction:

• pull
• vacuum
• aspiration

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