Me too. Look at definition 5 at Merriam Websters [1]. I think that definition must be related to definition 3 something is insignificant if it is approximately

Me too. Look at definition 5 at Merriam Websters [1]. I think that definition must be related to definition 3 something is insignificant if it is approximately in line with expectations. [1] http://www.merriam-webster.com/dictionary/nominal http://www.merriam-webster.com/dictionary/nominal