Definition of "self-sealing" []

• Capable of sealing itself, as after being pierced: a self-sealing tire. (adjective)
• Sealable without the application of moisture: a self-sealing envelope. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Tizard led the mission, which offered the Americans information about self-sealing fuel tanks and jet-propulsion engines."
• "The first officer walked carefully toward the wide transporter pad, picking up a self-sealing stembolt from a crate as he passed it."
• "He replaced the fuel lines with steel tubing, armored the 221 inch chassis with metal plates, fitted the sloping, teardrop-shaped cab with bullet proof glass, and equipped the car with self-sealing white wall tires."