tube

Definition

• n. conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases
• n. electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
• n. (anatomy) any hollow cylindrical body structure
• v. provide with a tube or insert a tube into

Word forms

Past participle

tubed

Present participle

tubing

Past tense

tubed

Third person singular

tubes

Example sentences

1. n.

   The plumber fixed the leak by replacing a section of the old tube.

2. vt.

   We need to tube the samples carefully to avoid contamination.

3. n.

   The engineer designed a new tube that is more efficient for transporting gases.