Definition of relay for English Language Learners. : 1  a race between teams in which each team member runs, swims, etc., a different part of the race. : 2  the act of passing something from one person or device to another; also : a system for doing this.
The normal core body temperature of a healthy, resting adult human being is stated to be at 98.6 degrees fahrenheit or 37.0 degrees celsius.his is the longest and most inaccurate way of measuring body temperature, the normal temperature falls at 97.6 Â°F or 36.4 Â°C. Rectal temperatures are an internal measurement taken in the rectum, which fall at 99.6 Â°F or 37.6 Â°C.
The NHS says that a normal temperature is around 37C (98.6F), although it depends on: 1  The person. 2  Their age. 3  What they've been doing.  The time of 1  day. Which part of the body you take the temperature from.