Estrus is the stage of the reproductive cycle in which the dog can become pregnant; sometimes a dog that is in estrus is said to be in heat or in season. On average, puberty or sexual maturity is reached at about 6 months of age, but this can vary by breed.
A small scale enterprise is a privately owned and operated business, characterized by a small number of employees and low turnover. A small enterprise usually only shares a tiny segment of the market it operates in.
Definition of 'scale down'. scale down. phrasal verb. If you scale down something, you make it smaller in size, amount, or extent than it used to be. One Beijing factory has had to scale down its workforce from six hundred to only six. The air rescue operation has now been scaled down.