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prime minister

(Encyclopedia)prime minister or premier, chief member of the cabinet in a parliamentary system of government. The prime minister is head of the government, in contrast with the head of state, who may be a constitut...

prime meridian

(Encyclopedia)prime meridian, meridian that is designated zero degree (0°) longitude, from which all other longitudes are measured. By international convention, it passes through the site of the Royal Observatory ...

prime number

(Encyclopedia)prime number: see number theory. ...

prime mover

(Encyclopedia)prime mover: see energy, sources of. ...

Prime, Samuel Irenaeus

(Encyclopedia)Prime, Samuel Irenaeus, 1812–85, American Presbyterian clergyman and editor, b. Ballston Spa, N.Y. After holding pastorates at Ballston Spa and Matteawan, N.Y., he became assistant editor (1840–49...

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