LATIN DICTIONARYLexicon Latīnum
English → Latin

“connection” in Latin

The English word connection itself goes back to Latin nectō, through connexionem.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

connection
conjunctio (general term: also = friendly connection): colligatio: copulatio (copulation, a coupling together, figuratively = firm connection): societas (an existing union, alliance, etc.); (the words are found in this connection and order.) conjunctio et societas: necessitudo (the reciprocal connection in which a person stands as relation, colleague, friend, patron, or client, with another person): conjunctio affinitatis (by marriage), sodalitas (connection of companions, e.g., in Rome, of certain priests; then, in general, a society, in which anything secret is carried on): commercium (intercourse in general, PROP. and figuratively): The connection of the soul with the body, societas et contagio corporis: intimate connection (= friendship), conjunctio et familiaritas: to enter into connection; to form a connexion with, se conjungere; conjungi; jungi; consociari: with anybody, [Vid: To CONNECT]: to form an intimate connection, arete conjungi: a more intimate connection, arctiora necessitudinis vincula cum aliquo contrahere: to bring into connection, [Vid: To CONNECT]: to stand in connection, conjunctum esse, with anybody, cum aliquo (or, among one another, inter se): to stand in connection with anything, conjungi or conjunctum esse cum aliqua re (to be connected with anything): pertinere ad aliquid (to stand in connection with anything, to belong to it): to have great or extensive connections, cum multis hominibus usu or consuetudine conjunctum esse: in connection with anybody, conjunctus cum aliquo; also cum aliquo only (especially if it means with the co-operation, or in the company of a person).
Similitude, cognatio; conjunctio (e.g., cognatio studiorum, the mutual relationship of sciences): consensus (agreement of opinion: e.g., animorum): to stand in connection. with anything, cognationem habere cum aliqua re; propinquum or finitimum or propinquum et finitimum esse alicui rei there is a connection: between the human soul and the gods, animus tenetur cognatione deorum: not to have even the remotest connection: with anything, remotissimum esse aliqua re:
Coherence; connected arrangement; cohaerentia (coherence; e.g., of the world, mundi): contextus (the connection, as state; e.g., of a speech, orationis, sermonis; of things and words, rerum et verborum. Comp. Ernesti. Lex. Techn. Rom., p. 90): systematic connection, continuatio seriesque rerum, ut alia ex alia nexa et omnes inter se aptae colligataeque videantur (Cic., N.D., 1, 4, extr.): being in connection, continens: continuus.
A connection (= person connected by marriage, etc.), affinis. Relations and connections, genere proximi: necessarii: propinqui et affines.

Quick answer

What is the Latin word for connection?
The usual Latin words for “connection” are coniūnctiō, colligātiō, cōpulātiō; also societās, necessitūdō, sodālitās. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.