Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “protocol”

See all translations

protocol

noun  /ˈproʊt̬·əˌkɔl, -ˌkɑl/ us  

protocol noun (RULES)

[C/U] the formal system of rules for correct behavior on official occasions: [U] According to protocol, the new ambassador will present his credentials to the president. science [C/U] A protocol is also the rules to be followed when doing a scientific study or an exact method for giving medical treatment: [U] medical protocol [C] a treatment protocol

protocol noun (AGREEMENT)

Translations of “protocol”
in Spanish Protocolo…
in Chinese (Traditional) 規則, 禮儀,禮節…
in Russian правила этикета…
in Turkish protokol, resmî ve ciddî durumlarda uygulanan kurallar…
in Chinese (Simplified) 规则, 礼仪,礼节…
in Polish protokół…
(Definition of protocol from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of protocol?
Add Cambridge dictionaries to your browser to your website

Definitions of “protocol” in other dictionaries

Word of the Day

pup

a baby of particular animals, or a puppy

Word of the Day

I won’t tolerate it! Replacing formal words with phrasal verbs.

by Liz Walter,
April 01, 2015
When you are using a language, it is important to understand if a word is formal or informal, so that you can use it in an appropriate way. You might hear people saying dosh for money, or spud for potato, but they wouldn’t write those words in a formal essay. Similarly, a

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More