lə̇ˌgyüməˈnō(ˌ)sē noun plural
Usage: capitalized
Etymology: New Latin, from feminine plural of leguminosus leguminous
: a very large family of dicotyledonous plants (order Rosales) that includes herbs, shrubs, trees, and climbers usually with highly irregular flowers, with a fruit which is a legume or loment, and commonly with root nodules containing nitrogen-fixing bacteria and that is divided into several subfamilies which in many classifications are considered separate families