- Rhymes: -eɪʃən
elongation (plural elongations)
- The act of lengthening, or the state of being lengthened; protraction; extension.
- That which lengthens out; continuation.
- The ratio of the extension of a material to the length of the material prior to stretching.
- Removal to a distance; withdrawal; a being at a distance; distance.
- The angular distance of a planet from the sun; as, the elongation of Venus or Mercury.