Another word for estrus

A regular period of sexual excitement in female mammals

• season

  1. One of the four natural divisions of the year, spring, summer, fall, and winter, in the North and South Temperate zones. Each season, beginning astronomically at an equinox or solstice, is characterized by specific meteorological or climatic conditions.
  2. The two divisions of the year, rainy and dry, in some tropical regions.
  3. A recurrent period characterized by certain occurrences, occupations, festivities, or crops:

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• rut

  1. A sunken track or groove made by the passage of vehicles.
  2. An uninspired routine or pattern of behavior that one continues unthinkingly or because change is difficult.
  3. To make ruts in (a path, for example).

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• heat

  1. A form of energy associated with the motion of atoms or molecules and capable of being transmitted through solid and fluid media by conduction, through fluid media by convection, and through empty space by radiation.
  2. The transfer of energy from one body to another as a result of a difference in temperature or a change in phase.
  3. The sensation or perception of such energy as warmth or hotness.

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