释义 |
WordReference Random House Learner's Dictionary of American English © 2024span1 /spæn/USA pronunciation n., v., spanned, span•ning. n. [countable] - the full extent, stretch, or reach of something;
distance:The rescuers searched the entire span of the island. - a period of time during which something continues;
duration:The span of human life is short. - Architecture
- the distance or space between two supports of a structure, such as a bridge, or between two ends of something, such as an airplane wing.
- the part of a structure between two supports:The car stalled on the second span of the bridge.
v. [~ + object] - to extend or reach over or across (space or time):Their friendship spanned a lifetime.
- to provide with something that extends over or across:to span a river with a bridge.
WordReference Random House Unabridged Dictionary of American English © 2024span1 (span),USA pronunciation n., v., spanned, span•ning. n. - Weights and Measuresthe distance between the tip of the thumb and the tip of the little finger when the hand is fully extended.
- Weights and Measuresa unit of length corresponding to this distance, commonly taken as 9 in. (23 cm).
- a distance, amount, piece, etc., of this length or of some small extent:a span of lace.
- Civil Engineering, Architecture
- the distance between two supports of a structure.
- the structure so supported.
- the distance or space between two supports of a bridge.
- the full extent, stretch, or reach of anything:a long span of memory.
- Aeronauticsthe distance between the wing tips of an airplane.
- a limited space of time, as the term or period of living:Our span on earth is short.
- Mathematicsthe smallest subspace of a vector space that contains a given element or set of elements.
v.t. - Weights and Measuresto measure by the hand with the thumb and little finger extended.
- to encircle with the hand or hands, as the waist.
- to extend over or across (a section of land, a river, etc.).
- to provide with something that extends over:to span a river with a bridge.
- to extend or reach over (space or time):a memory that spans 90 years.
- Mathematicsto function (in a subspace of a vector space) as a span.
- Sport[Archery.]to bend (the bow) in preparation for shooting.
- bef. 900; (noun, nominal) Middle English spanne, sponne, spayn, Old English span(n), spon(n); cognate with German Spanne, Dutch span, Old Norse spǫnn; (verb, verbal) Middle English spaynen, derivative of the noun, nominal
span2 (span),USA pronunciation n. - a pair of horses or other animals harnessed and driven together.
- Dutch: team (of oxen, horses)
- 1760–70, American.
span3 (span),USA pronunciation v. [Archaic.]- a pt. of spin.
Span., - Spaniard.
- Spanish.
Collins Concise English Dictionary © HarperCollins Publishers:: span /spæn/ n - the interval, space, or distance between two points, such as the ends of a bridge or arch
- the complete duration or extent: the span of his life
- the amount of material that can be processed in a single mental act: apprehension span, span of attention
- short for wingspan
- a unit of length based on the width of an expanded hand, usually taken as nine inches
vb (spans, spanning, spanned)(transitive)- to stretch or extend across, over, or around
- to provide with something that extends across or around: to span a river with a bridge
- to measure or cover, esp with the extended hand
Etymology: Old English spann; related to Old Norse sponn, Old High German spanna span /spæn/ n - a team of horses or oxen, esp two matched animals
Etymology: 16th Century (in the sense: yoke): from Middle Dutch: something stretched, from spannen to stretch; see span1 span /spæn/ vb - archaic or dialect
a past tense of spin
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