From Longman Dictionary of Contemporary Englishno small degree/achievement/task etcno small degree/achievement/task etca large degree, achievement etc The success of the project is due in no small measure to the work of Dr Peterson. That is no small achievement in the circumstances. → small
Examples from the Corpus
no small degree/achievement/task etc• The idea suggests alignment of individual goals and group purposes, no small achievement.• A large body of theory and no small degree of controversy exist relative to the treatment of uncertainty. 