n perennial twining vine of Old World tropics having trifoliate leaves and racemes of fragrant purple pea-like flowers followed by maroon pods of edible seeds; grown as an ornamental and as a vegetable on the Indian subcontinent; sometimes placed in genus Dolichos
n a defense laboratory that provides essential services in fundamental science for national security and environmental protection and provides technologies that contribute to industrial competitiveness
n a social class comprising those who do manual labor or work for wages
there is a shortage of skilled labor in this field
n productive work (especially physical work done for wages)
his labor did not require a great deal of skill
n concluding state of pregnancy; from the onset of contractions to the birth of a child
she was in labor for six hours
n an organized attempt by workers to improve their status by united action (particularly via labor unions) or the leaders of this movement
n a political party formed in Great Britain in 1900; characterized by the promotion of labor's interests and formerly the socialization of key industries
n the federal department responsible for promoting the working conditions of wage earners in the United States; created in 1913
n any piece of work that is undertaken or attempted
n an assistant (often the father of the soon-to-be-born child) who provides support for a woman in labor by encouraging her to use techniques learned in childbirth-preparation classes