manhattan project

English Thesaurus

1. code name for the secret United States project set up in 1942 to develop atomic bombs for use in World War II (noun.act)

instance hypernym	:	labor, project, task, undertaking,
definition	:	any piece of work that is undertaken or attempted (noun.act)

2. a former United States executive agency that was responsible for developing atomic bombs during World War II (noun.group)

instance hypernym	:	executive agency,
definition	:	an agency of the executive branch of government (noun.group)

part meronym	:	executive branch, executive office of the president,
definition	:	the branch of the United States government that is responsible for carrying out the laws (noun.group)