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span

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Span
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span

1  [span] ,noun, verb, spanned, span⋅ning.
Use span in a Sentence
–noun
1. the distance between the tip of the thumb and the tip of the little finger when the hand is fully extended.
2. a unit of length corresponding to this distance, commonly taken as 9 in. (23 cm).
3. a distance, amount, piece, etc., of this length or of some small extent: a span of lace.
4. Civil Engineering, Architecture.
a. the distance between two supports of a structure.
b. the structure so supported.
c. the distance or space between two supports of a bridge.
5. the full extent, stretch, or reach of anything: a long span of memory.
6. Aeronautics. the distance between the wing tips of an airplane.
7. a limited space of time, as the term or period of living: Our span on earth is short.
8. Mathematics. the smallest subspace of a vector space that contains a given element or set of elements.
–verb (used with object)
9. to measure by the hand with the thumb and little finger extended.
10. to encircle with the hand or hands, as the waist.
11. to extend over or across (a section of land, a river, etc.).
12. to provide with something that extends over: to span a river with a bridge.
13. to extend or reach over (space or time): a memory that spans 90 years.
14. Mathematics. to function (in a subspace of a vector space) as a span.
15. Archery. to bend (the bow) in preparation for shooting.
Origin:
bef. 900; (n.) ME spanne, sponne, spayn, OE span(n), spon(n); c. G Spanne, D span, ON spǫnn; (v.) ME spaynen, deriv. of the n.
Span
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span

2  [span] ,
–noun
a pair of horses or other animals harnessed and driven together.
Origin:
1760–70, Americanism; < D: team (of oxen, horses)

Synonyms:
team. See pair.

span

3  [span] ,
–verb Archaic.
a pt. of spin.

Span.

 
1. Spaniard.
2. Spanish.

spin

  [spin] verb, spun or (Archaic) span, spun, spin⋅ning, noun
–verb (used with object)
1. to make (yarn) by drawing out, twisting, and winding fibers: Pioneer women spun yarn on spinning wheels.
2. to form (the fibers of any material) into thread or yarn: The machine spins nylon thread.
3. (of spiders, silkworms, etc.) to produce (a thread, cobweb, gossamer, silk, etc.) by extruding from the body a long, slender filament of a natural viscous matter that hardens in the air.
4. to cause to turn around rapidly, as on an axis; twirl; whirl: to spin a coin on a table.
5. Informal. to play (phonograph records): a job spinning records on a radio show.
6. Metalworking. to shape (sheet metal) into a hollow, rounded form by pressure from a tool while rotating the metal on a lathe or wheel.
7. to produce, fabricate, or evolve in a manner suggestive of spinning thread: to spin a tale of sailing ships and bygone days.
8. Rocketry. to cause intentionally (a rocket or guided missile) to undergo a roll.
9. to draw out, protract, or prolong (often fol. by out): He spun the project out for over three years.
10. British. to flunk a student in an examination or a term's work.
11. Slang. to cause to have a particular bias; influence in a certain direction: His assignment was to spin the reporters after the president's speech.
–verb (used without object)
12. to revolve or rotate rapidly, as the earth or a top.
13. to produce a thread from the body, as spiders or silkworms.
14. to produce yarn or thread by spinning.
15. to move, go, run, ride, or travel rapidly.
16. to have a sensation of whirling; reel: My head began to spin and I fainted.
17. to fish with a spinning or revolving bait.
–noun
18. the act of causing a spinning or whirling motion.
19. a spinning motion given to a ball, wheel, axle, or other object.
20. a downward movement or trend, esp. one that is sudden, alarming, etc.: Steel prices went into a spin.
21. a rapid run, ride, drive, or the like, as for exercise or enjoyment: They went for a spin in the car.
22. Slang. a particular viewpoint or bias, esp. in the media; slant: They tried to put a favorable spin on the news coverage of the controversial speech.
23. Also called tailspin, tail spin. Aeronautics. a maneuver in which an airplane descends in a vertical direction along a helical path of large pitch and small radius at an angle of attack greater than the critical angle, dangerous when not done intentionally or under control.
24. Rocketry.
a. the act of intentionally causing a rocket or guided missile to undergo a roll.
b. a roll so caused.
25. Also called spin angular momentum. Physics. the intrinsic angular momentum characterizing each kind of elementary particle, having one of the values 0, 1/2 , 1, 3/2 , … when measured in units of Planck's constant divided by 2π.
26. Australian. a run of luck; fate.
—Verb phrase
27. spin off,
a. to create something new, as a company or assets, without detracting from or affecting the relative size or stability of the original: After the acquisition, the company was required to spin off about a third of its assets.
b. to derive from or base on something done previously: They took the character of the maid and spun off another TV series.
—Idioms
28. spin one's wheels. wheel (def. 27).
29. spin out, (of an automobile) to undergo a spinout.
Origin:
bef. 900; ME spinnen to spin yarn, OE spinnan; c. D, G spinnen, ON spinna, Goth spinnan

Related forms:
spin⋅na⋅bil⋅i⋅ty, noun
spin⋅na⋅ble, adjective

Synonyms:
7. develop, narrate, relate. 9. extend, lengthen. 11. gyrate. See turn.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To span
span 1   (spān)   
n.  

  1. The extent or measure of space between two points or extremities, as of a bridge or roof; the breadth.

  2. The distance between the tips of the wings of an airplane.

  3. The section between two intermediate supports of a bridge.

  4. Something, such as a railroad trestle or bridge, that extends from one point to another.

  5. The distance from the tip of the thumb to the tip of the little finger when the hand is fully extended, formerly used as a unit of measure equal to about nine inches (23 centimeters).

  6. A period of time: a span of life.

tr.v.   spanned, span·ning, spans

  1. To measure by or as if by the fully extended hand.

  2. To encircle with the hand or hands in or as if in measuring.

  3. To extend across in space or time: a bridge that spans the gorge; a career that spanned 40 years.


[Middle English, unit of measurement, from Old English spann; see (s)pen- in Indo-European roots.]
span 2   (spān)   
tr.v.   spanned, span·ning, spans
To bind or fetter.
n.  

  1. Nautical A stretch of rope made fast at either end.

  2. A pair of animals, such as oxen, matched in size, strength, or color and driven as a team.


[Dutch spannen, to harness, from Middle Dutch; see (s)pen- in Indo-European roots.]
span 3   (spān)   
v.   Archaic
A past tense of spin.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Medical Dictionary

Main Entry: span
Pronunciation: 'span
Function: noun
1 : an extent of distance or of time; especially : LIFE SPAN
2 : MEMORY SPAN

Main Entry: spin
Pronunciation: 'spin
Function: noun
1 : a quantum characteristic of an elementary particle that is visualized as the rotation of theparticle on its axis and that is responsible for measurable angular momentum and magnetic moment
2 : the angular momentum which is associated with spin, whose magnitude isquantized, and which may assume either of two possible directions; also : the angular momentum of a system of elementary particles derived from their spins and orbital motions—see SPIN ECHO, SPIN LABEL
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
Cite This Source
Science Dictionary
spin   (spĭn)  Pronunciation Key 

  1. The intrinsic angular momentum of a rigid body or particle, especially a subatomic particle. Also called spin angular momentum.

  2. The total angular momentum of a physical system, such as an electron orbital or an atomic nucleus.

  3. A quantum number expressing spin angular momentum; the actual angular momentum is a quantum number multiplied by Dirac's constant. Fermions have spin values that are integer multiples of 1/2 , while bosons have spin values that are integer multiples of 1.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Idioms & Phrases

span

see spick and span.

The American Heritage® Dictionary of Idioms by Christine Ammer.
Copyright © 1997. Published by Houghton Mifflin.
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Abbreviations & Acronyms
SPAN

  1. Small Publishers of North America

  2. standard portfolio analysis of margin

The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
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