dog year

1. (informal)A period of time in the life of dogs, defined such that the average life expectancy of a dog in "dog years" is numerically equivalent to the average life expectancy of a human. A 4- and a 5-year-old dog are about as mature as a human of 28 to 30 years and 33 to 35 years, respectively. The most common calculation uses a ratio of seven dog years to one human year.

2. A unit of age relative to the species being considered, defined such that an animal's age in "dog years" is the equivalent age of a dog in calendar years.

1. I had a dog for thirteen years.

   ruЯ тринадцать лет держал собаку.

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2. The average life span of a dog is 10 years.

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3. The average life of a dog is ten years.

   ruСобака живёт в среднем десять лет.

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4. Ziri has had this dog for four years.

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5. Ziri estimated that that dog was four years old.

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regular