1. [noun] (uncountable) The grouping or juxtaposition of things, especially words or sounds.
2. [noun] (countable) Such a specific grouping.
3. [noun] (linguistics) (translation studies) A sequence of words or terms that co-occur more often than would be expected by chance (i.e., the statistically significant placement of particular words in a language).
4. [noun] (mathematics) A method of determining coefficients in an expansion (y(x) = y_{0}(x) + sum_{l=0}^{q}alpha_{l} y_{l}(x)) so as to nullify the values of an ordinary differential equation (L[y(x)]=0) at prescribed points.
5. [noun] (computing) A service allowing multiple customers to locate network, server, and storage gear, connect them to a variety of telecommunications and network service providers, with a minimum of cost and complexity.
6. [noun] A grouping of words in a sentence.
7. [noun] The act of positioning close together (or side by side); 'it is the result of the juxtaposition of contrasting colors'.
