Definition of "icebreakers" [icebreakers]

• Plural form of icebreaker. (noun)

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• "Canadians can derive great satisfaction from the knowledge that our icebreakers were and are held in the very highest regard by Humble Oil and all the people in the tanker."
• "Naturally occurring ice: exists all over the world, but mostly forms in the high latitudes, at high elevations, or at night when temperatures cool in oceans, lakes, and rivers may not be as common if climate continues to change and temperatures warm provides water for people, animals, and plants on lakes and in oceans can get so thick that special ships called icebreakers have to create a path through the ice can tell scientists about the past climate of Earth through ice cores."
• "Environmental Protection Agency last year, allowing the company to operate the Frontier Discoverer drilling ship and support vessels, such as icebreakers and a supply ship, in the Chukchi and Beaufort seas."