noun: (economics, countable) Initialism of net domestic product.
noun: (chemistry, physics, uncountable) Initialism of neutron depth profiling.
noun: (biochemistry) Initialism of Norrie disease protein.
noun: (politics) Initialism of National Democratic Party.
noun: (Canadian politics, historical) Initialism of Newfoundland Democratic Party.
noun: (Canada) Initialism of New Democratic Party. [A Canadian social-democratic political party which fields candidates in both federal and provincial elections.]
noun: (Singapore) Initialism of National Day Parade.
noun: (Ireland, historical) Initialism of National Development Plan.
noun: (computing) Initialism of Neighbour Discovery Protocol.
noun: (US, military, historical) Initialism of National Defense Panel.
noun: (computing) Initialism of Nortel Discovery Protocol.