e-fold UK /ˈiːfəʊld/US /ˈiːfoʊld/adjective 2adverb 1noun 1forms 1 adjective2 •Multiplied by e.Thus, over the scale time, there is an e-fold likelihood of increase as compared to decrease. •Conferring multiplication by e.So while some vertices have two children and others three, in the long run we can expect e-fold branching. adverb1 •e times. noun1 •A multiplication by a power of e. formse-folds