Definition
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reykur
Reykur er gas sem myndast þegar efni brennur og losar sig við hitann.
Smoke is a gas that forms when a substance burns and releases heat.
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Reykurinn frá eldinum var mjög þungur.
The smoke from the fire was very thick.
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Hún fann reykinn úr grillinu í allt húsið.
She smelled the smoke from the grill throughout the house.
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Reykurinn sem kemur frá bílum getur verið skaðlegur heilsu.
The smoke that comes from cars can be harmful to health.