What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Arch vs Span - What's the difference?

arch | span | Synonyms |

Arch is a synonym of span.


As adjectives the difference between arch and span

is that arch is (senseid) knowing, clever, mischievous while span is hairless, glabrous.

As a noun arch

is (senseid)an inverted u shape or arch can be (obsolete) a chief.

As a verb arch

is to form into an arch shape.

arch

English

(wikipedia arch) (commons)

Etymology 1

From (etyl), from (etyl) .

Noun

(es)
  • (senseid)An inverted U shape.
  • An arch-shaped arrangement of trapezoidal stones, designed to redistribute downward force outward.
  • (senseid)(architecture) An architectural element having the shape of an arch
  • Any place covered by an arch; an archway.
  • to pass into the arch of a bridge
  • (archaic, geometry) An arc; a part of a curve.
  • References
    *

    Verb

  • To form into an arch shape
  • The cat arched its back
  • To cover with an arch or arches.
  • Etymology 2

    From the prefix . "Principal" is the original sense; "mischievous" is via onetime frequent collocation with rogue, knave, etc.

    Adjective

    (er)
  • (senseid) Knowing, clever, mischievous.
  • I attempted to hide my emotions, but an arch remark escaped my lips.
  • * Tatler
  • [He] spoke his request with so arch a leer.
  • * 1906 , O. Henry,
  • A certain melancholy that touched her countenance must have been of recent birth, for it had not yet altered the fine and youthful contours of her cheek, nor subdued the arch though resolute curve of her lips.
  • *
  • Lassiter ended there with dry humor, yet behind that was meaning. Jane blushed and made arch eyes at him.
  • Principal; primary.
  • * Shakespeare
  • the most arch act of piteous massacre
    Derived terms
    * (l)

    Noun

    (es)
  • (obsolete) A chief.
  • * Shakespeare
  • My worthy arch and patron comes to-night.

    Anagrams

    * ----

    span

    English

    Etymology 1

    (etyl) spann

    Noun

    (en noun)
  • The space from the thumb to the end of the little finger when extended; nine inches; eighth of a fathom.
  • Hence, a small space or a brief portion of time.
  • * Alexander Pope
  • Yet not to earth's contracted span / Thy goodness let me bound.
  • * Farquhar
  • Life's but a span ; I'll every inch enjoy.
  • * 2007 . Zerzan, John. Silence .
  • The unsilent present is a time of evaporating attention spans ,
  • The spread or extent of an arch or between its abutments, or of a beam, girder, truss, roof, bridge, or the like, between supports.
  • The length of a cable, wire, rope, chain between two consecutive supports.
  • (nautical) A rope having its ends made fast so that a purchase can be hooked to the bight; also, a rope made fast in the center so that both ends can be used.
  • (obsolete) A pair of horses or other animals driven together; usually, such a pair of horses when similar in color, form, and action.
  • (mathematics) the space of all linear combinations of something
  • Etymology 2

    Old English spannan

    Verb

    (spann)
  • To traverse the distance between.
  • The suspension bridge spanned the canyon as tenuously as one could imagine.
  • To cover or extend over an area or time period.
  • The parking lot spans three acres.
    The novel spans three centuries.
    World record! 5 GHz WiFi connection spans 189 miles. [http://www.engadget.com/2007/08/27/world-record-5ghz-wifi-connection-spans-189-miles/]
  • * Prescott
  • The rivers were spanned by arches of solid masonry.
  • To measure by the span of the hand with the fingers extended, or with the fingers encompassing the object.
  • to span''' a space or distance; to '''span a cylinder
  • * Bible, Isa. xiviii. 13
  • My right hand hath spanned the heavens.
  • (mathematics) to generate an entire space by means of linear combinations
  • (intransitive, US, dated) To be matched, as horses.
  • To fetter, as a horse; to hobble.
  • Etymology 3

    Verb

    (head)
  • (archaic, nonstandard) (spin)
  • *
  • * '>citation
  • *:a giant pick-up truck span out of control during a stunt show in a Dutch town, killing three people