Hear a word and type it out. How many can you get right?
TAKE THE QUIZ“of-safety”
The following 2 entries include the term of-safety.
factor of safety
: the ratio of the ultimate strength of a member or piece of material (as in an airplane) to the actual working stress or the maximum permissible stress when in use
margin of safety
: an arithmetical index equal to the ultimate strength of a material minus the contemplated stress compare factor of safety
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Merriam-Webster unabridged
