different between upline vs spline

English

Noun

upline (plural uplines)

1. Alternative spelling of up line
   • 1842 Civil Engineer and Architect's Journal

     […] the engine, which continued its course till it reached Roade, when it was crossed from the down to the upline, and returned in safety to Wolverton.

Adjective

upline

1. Alternative spelling of up-line

See also

• downline

Anagrams

• Lupien, line up, line-up, lineup, lupine, pinule, unpile

English

Etymology

Mid-1700s East Anglian dialect. Origin uncertain but perhaps from Old Danish splind or North Frisian splinj and ultimately related to the root of splinter.

Pronunciation

• IPA^(key): /spla?n/
• Rhymes: -a?n

Noun

spline (plural splines)

1. Long thin piece of metal or wood. [from the mid 18th c]
2. A rectangular piece that fits grooves like key seats in a hub and a shaft, so that while the one may slide endwise on the other, both must revolve together.
3. A flexible strip of metal or other material, that may be bent into a curve and used in a similar manner to a ruler to draw smooth curves between points.
4. (mathematics, computing) Any of a number of smooth curves used to join points.
5. (woodworking) A strip of wood or other material inserted into grooves in each of two pieces of wood to provide additional surface for gluing.
6. (mechanics) Ridges or teeth on a drive shaft that mesh with grooves in a mating piece and transfer torque to it, maintaining the angular correspondence between them.

Coordinate terms

• (woodworking): biscuit, dowel, glue strip, finger joint

Derived terms

• B-spline
• cubic spline
• splined

Translations

Verb

spline (third-person singular simple present splines, present participle splining, simple past and past participle splined)

1. (mathematics, computing) To smooth (a curve or surface) by means of a spline.
2. (engineering) To fit with a spline.
3. (engineering) To fasten to or together with a spline.

See also

• French curve

References

• Oxford English Dictionary, 1884–1928, and First Supplement, 1933.

Anagrams

• Esplin, L-spine, Pilsen, pinsel, spinel