1640s, "state paper, official document," from Latin diploma (plural diplomata) "a state letter of recommendation," given to persons travelling to the provinces, "a document drawn up by a magistrate," from Greek diploma "licence, chart," originally "paper folded double," from diploun "to double, fold over," from diploos "double" (see diplo-) + -oma, suffix forming neuter nouns and nouns that indicate result of verbal action (see -oma).
The main modern use is a specialized one, "a writing under seal from competent authority conferring some honor or privilege," especially that given by a college conferring a degree or authorizing the practice of a profession (1680s in English).
The plural is always -mas in the ordinary sense (certificate of degree &c.), though -mata lingers in unusual senses (state paper &c.) as an alternative. [Fowler]
in rhetoric, "repetition at the start of a line or phrase of the last word or words of the preceding one," 1580s, from Latin, from Greek anadiplosis, from anadiploesthai "to be doubled back, to be made double," from ana "back" (see ana-) + diploun "to double, fold over" (see diploma).
Fear leads to anger. Anger leads to hate. Hate leads to suffering. [Yoda, "Star Wars"]
"the science of formal intercourse between nations through authorized agents; the art of negotiating and drafting treaties;" more loosely, "transactions and management of international business in general," 1793, from French diplomatie, formed from diplomate "diplomat" (on model of aristocratie from aristocrate), from Modern Latin diplomaticus (1680s), from Latin diploma (genitive diplomatis) "official document conferring a privilege" (see diploma; for sense evolution, see diplomatic).
It is obvious to any one who has been in charge of the interests of his country abroad that the day secrecy is abolished negotiations of any kind will become impossible. [Jules Cambon, "The Diplomatist" (transl. Christopher Rede Turner), 1931]
Meaning "dexterity or skill in managing negotiations of any kind" is by 1848.
Proto-Indo-European root meaning "two."
It forms all or part of: anadiplosis; balance; barouche; between; betwixt; bezel; bi-; binary; bis-; biscuit; combination; combine; deuce; deuterium; Deuteronomy; di- (1) "two, double, twice;" dia-; dichotomy; digraph; dimity; diode; diphthong; diploid; diploma; diplomacy; diplomat; diplomatic; diplodocus; double; doublet; doubloon; doubt; dozen; dual; dubious; duet; duo; duodecimal; duplex; duplicate; duplicity; dyad; epididymis; hendiadys; pinochle; praseodymium; redoubtable; twain; twelfth; twelve; twenty; twi-; twice; twig; twilight; twill; twin; twine; twist; 'twixt; two; twofold; zwieback.
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit dvau, Avestan dva, Greek duo, Latin duo, Old Welsh dou, Lithuanian dvi, Old Church Slavonic duva, Old English twa, twegen, German zwei, Gothic twai "two;" first element in Hittite ta-ugash "two years old."
"person officially employed in international intercourse; one versed in the art of diplomacy," 1801, from French diplomatiste, from Latin diplomat-, stem of diploma (see diplomacy).
1711, "pertaining to official or original documents, texts, or charters," from Modernl Latin diplomaticus (1680s), from diplomat-, stem of Latin diploma "a state letter of recommendation," given to persons travelling to the provinces, "a document drawn up by a magistrate," from Greek diploma "a licence, a chart," originally "paper folded double," from diploun "to double, fold over," from diploos "double" (see diplo-) + -oma, suffix forming neuter nouns and nouns that indicate result of verbal action (see -oma).
Meaning "pertaining to or of the nature of diplomacy; concerned with the management of international relations" is recorded by 1787, apparently a sense evolved in 18c. from the use of diplomaticus in Modern Latin titles of collections of international treaties, etc., in which the word referred to the "texts" but came to be felt as meaning "pertaining to international relations."
In the general sense of "tactful and adroit, skilled in negotiation or intercourse of any kind" it dates from 1826. Diplomatic immunity is attested by 1849. Related: Diplomatically.
mid-14c., "material consisting of a compacted web or felting of vegetable fibers, commonly as a thin, flexible sheet for writing, printing, etc.," from Anglo-French paper, Old French papier "paper, document," and directly from Latin papyrus "paper, paper made of papyrus stalks," from Greek papyros "any plant of the paper plant genus," a loan-word of unknown origin, often said to be Egyptian (see papyrus).
Sense of "essay, dissertation on a topic" is from 1660s. Meaning "bills of exchange, paper money" is attested by 1722. As "paper for covering the walls of interiors," 1764. As "printed sheet of news" (a shortened form of newspaper), attested by 1640s. Papers, "collection of documents which establish one's identity, standing, credentials, etc.," it is attested from 1680s.
Paper-clip is by 1875; paper-cutter as a type of machine is by 1969. Paper-hanger is by 1796. Paper-wasp " type of wasp that builds a nest out of paper-like material" is by 1805. Paper chase is by 1856 in British English for the game of hare-and-hounds, from the bits of paper scattered as "scent" by the "hares;" the slang meaning "effort to earn a diploma or college degree" is by 1932.