Definition of ESTRUS. : a regularly recurrent state of sexual excitability during which the female of most mammals will accept the male and is capable of conceiving: heat; also: a single occurrence of this state. See estrus defined for kids.
1. (medicine) any of various liquids sold as medicine (as by a travelling medicine show) but medically worthless. 2. communication (written or spoken) intended to deceive. Familiarity information: SNAKE OIL used as a noun is rare. Dictionary entry details.
Hemp oil is the oil extracted from seeds of the Cannabis plant. That is why, it is also called hempseed oil, as it taken solely from the seeds. For making this oil, tall growing varieties of cannabis. However, hemp oil does not contain THC, the chief psychoactive compound in Cannabis.