Lexic.us

Definition of Expansion

1. Noun. The act of increasing (something) in size or volume or quantity or scope.

2. Noun. A function expressed as a sum or product of terms. "The expansion of (a+b)^2 is a^2 + 2ab + b^2"

3. Noun. A discussion that provides additional information.

4. Noun. Adding information or detail.

Definition of Expansion

1. n. The act of expanding or spreading out; the condition of being expanded; dilation; enlargement.

Definition of Expansion

1. Noun. The act or process of expanding. ¹

2. Noun. The fractional change in unit length per unit length per unit temperature change. ¹

3. Noun. A new addition. ¹

4. Noun. A product to be used with a previous product. ¹

¹ Source: wiktionary.com

Definition of Expansion

1. [n -S]

Medical Definition of Expansion

1. 1. The act of expanding or spreading out; the condition of being expanded; dilation; enlargement. 2. That which is expanded; expanse; extend surface; as the expansion of a sheet or of a lake; the expansion was formed of metal. "The starred expansion of the skies." (Beattie) 3. Space thought which anything is expanded; also, pure space. "Lost in expansion, void and infinite." (Blackmore) 4. Enlargement or extension of business transaction; especially, increase of the circulation of bank notes. 5. The developed result of an indicated operation; as, the expansion of (a + b)^2 is a^2 + 2ab + b^2. 6. The operation of steam in a cylinder after its communication with the boiler has been cut off, by which it continues to exert pressure upon the moving piston. 7. The enlargement of the ship mathematically from a model or drawing to the full or building size, in the process of construction. Expansion is also used adjectively, as in expansion joint, expansion gear, etc. Expansion curve, a curve the coordinates of which show the relation between the pressure and volume of expanding gas or vapor; especially. A cut-off valve, to shut off steam from the cylinder before the end of each stroke. Origin: L. Expansio: cf. F. Expansion. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Expansion

expandingness expando expandor expandors expandos expands expanse expanses expansibilities expansibility

expansible expansile expansin expansine expansins expansion (current term) expansion adapter expansion bit expansion bolt expansion cleat

expansion joint expansion pack expansion packs expansion slot expansion slots expansional expansionary expansionism expansionisms

Literary usage of Expansion

Below you will find example usage of this term as found in modern and/or classical literature:

1. An Essay Concerning Human Understanding by John Locke (1849)
"In both these (viz. expansion and duration) the mind has this common idea ... expansion not bounded by matter.— The mind having got the idea of the length ..."

2. Proceedings of the Royal Society of London by Royal Society (Great Britain) (1878)
"expansion. In the diagrams of annealed and hardened wire [vide figs. ... In these cases it is seen to greatly mask the dynamical expansion. ..."

3. Proceedings by Natural Gas Association of America, Modern Language Association of America (1917)
"The drawing on page 248 is of a ten-inch expansion sleeve of our own make which we have put in service on the discharge lines at Petrolia Station. ..."

4. Smithsonian Physical Tables by Smithsonian Institution, Thomas Gray (1896)
"COEFFICIENTS OF THERMAL expansion. Coefficients of expansion of Gases The numbers obtained by direct experiment on tl-e change of volume at constant ..."

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