| expansion | | |
| n. (act) | 1. enlargement, expansion | the act of increasing (something) in size or volume or quantity or scope. |
| ~ step-up, increase | the act of increasing something.; "he gave me an increase in salary" |
| ~ dilatation, dilation | the act of expanding an aperture.; "the dilation of the pupil of the eye" |
| ~ distension, distention | the act of expanding by pressure from within. |
| ~ stretching | act of expanding by lengthening or widening. |
| ~ inflation | the act of filling something with air. |
| ~ magnification | the act of expanding something in apparent size. |
| ~ extension | act of expanding in scope; making more widely available.; "extension of the program to all in need" |
| n. (linkdef) | 2. expansion | a function expressed as a sum or product of terms.; "the expansion of (a+b)^2 is a^2 + 2ab + b^2" |
| ~ math, mathematics, maths | a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement. |
| ~ function, mapping, mathematical function, single-valued function, map | (mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function). |
| n. (communication) | 3. elaboration, enlargement, expansion | a discussion that provides additional information. |
| ~ discussion, discourse, treatment | an extended communication (often interactive) dealing with some particular topic.; "the book contains an excellent discussion of modal logic"; "his treatment of the race question is badly biased" |
| ~ expatiation | a discussion (spoken or written) that enlarges on a topic or theme at length or in detail. |
| ~ embellishment, embroidery | elaboration of an interpretation by the use of decorative (sometimes fictitious) detail.; "the mystery has been heightened by many embellishments in subsequent retellings" |
| n. (act) | 4. expanding upon, expansion | adding information or detail. |
| ~ step-up, increase | the act of increasing something.; "he gave me an increase in salary" |
| ~ amplification, elaboration | addition of extra material or illustration or clarifying detail.; "a few remarks added in amplification and defense"; "an elaboration of the sketch followed" |
| ~ annotating, annotation | the act of adding notes. |
| ~ subjoining, subjunction, supplementation | the act of supplementing. |
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