A factor that is multiplied with the result of an equation to correct for a known amount of systematic error.

A conversion factor, constant for a given kata thermometer, used to convert the measured time for a standardised drop in temperature into the environmental cooling rate.

The idea that many anti-hunting arguments are based on the cuteness of the animal being hunted.

(informal) Synonym of yuck factor

A naturally-occurring substance capable of stimulating cellular growth, proliferation, and cellular differentiation.

(biochemistry) The active form of folic acid

(molecular biology, genetics) A protein that binds to specific DNA sequences, thereby controlling the flow (or transcription) of genetic information from DNA to mRNA.

(slang, Britain) Sod's law or Murphy's law: "Anything that can go wrong will go wrong."

The measurement of a specific substance's ability to absorb radiant energy; absorptivity.

One of the serine proteases of the coagulation system, whose absence leads to hemophilia.