1 the formal etiquette and code of behaviour, precedence, and procedure for state and diplomatic ceremonies
2 a memorandum or record of an agreement, esp. one reached in international negotiations, a meeting, etc.
a an amendment to a treaty or convention
b an annexe appended to a treaty to deal with subsidiary matters or to render the treaty more lucid
c a formal international agreement or understanding on some matter
4 (Philosophy, In full) protocol statement a statement that is immediately verifiable by experience
5 (Computing) the set form in which data must be presented for handling by a particular computer configuration, esp. in the transmission of information between different computer systems (C16: from Medieval Latin protocollum, from Late Greek protokollon sheet glued to the front of a manuscript, from proto- + kolla glue)
n the agreement in 1925 to ban the use of asphyxiating, poisonous, or other gases in war. It does not ban the development or manufacture of such gases
English Collins Dictionary - English Definition & Thesaurus
1 code of behaviour, conventions, courtesies, customs, decorum, etiquette, formalities, good form, manners, politesse, propriety, p's and q's, rules of conduct
2 agreement, compact, concordat, contract, convention, covenant, pact, treaty
English Collins Dictionary - English synonyms & Thesaurus
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