duad vs span what difference

what is difference between duad and span

English

Pronunciation

  • (Received Pronunciation) IPA(key): /ˈdjuːæd/
  • (General American) IPA(key): /ˈd(j)uæd/
  • Hyphenation: du‧ad

Noun

duad (plural duads)

  1. A pair or couple.
    Synonyms: dyad, twosome; see also Thesaurus:duo
  2. (astrology) Dwadasama.
  3. (mathematics) An unordered pair.

Coordinate terms

  • (group) monad, duad/dyad, triad, tetrad, pentad, hexad, hebdomad/heptad, ogdoad/octad, ennead/nonad, decad/decade, hendecad, dodecad/duodecade, chiliad

Anagrams

  • Dadu, Duda, daud, udad

Swedish

Verb

duad

  1. past participle of dua.

Anagrams

  • udda


English

Etymology 1

From Middle English spanne, from Old English spann, from Proto-Germanic *spannō (span, handbreadth). Cognate with Dutch span, spanne, German Spanne. The sense “pair of horses” is probably from Old English ġespan, ġespann (a joining; a fastening together; clasp; yoke), from Proto-West Germanic [Term?]. Cognate with Dutch gespan, German Gespann.

Pronunciation

  • (Received Pronunciation, General American)
    • IPA(key): /spæn/
    • Rhymes: -æn
  • (Australian English)
    • IPA(key): /spæːn/
    • Rhymes: -æːn

Noun

span (plural spans)

  1. The space from the thumb to the end of the little finger when extended; nine inches; an eighth of a fathom.
  2. (by extension) A small space or a brief portion of time.
    • 1699, George Farquhar, The Constant Couple
      Life’s but a span; I’ll every inch enjoy.
    • 2007. Zerzan, John. Silence.
      The unsilent present is a time of evaporating attention spans,
  3. A portion of something by length; a subsequence.
    • 2004, Robert Harris, Robert Warner, The Definitive Guide to SWT and JFace (page 759)
      For example, in OpenOffice.org or Microsoft Word, each span of text can have a style that defines key characteristics about the text: • What font it uses • Whether it’s normal, bolded, italicized, []
  4. (architecture, construction) The spread or extent of an arch or between its abutments, or of a beam, girder, truss, roof, bridge, or the like, between supports.
  5. (architecture, construction) The length of a cable, wire, rope, chain between two consecutive supports.
  6. (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.
  7. (US, Canada) A pair of horses or other animals driven together; usually, such a pair of horses when similar in color, form, and action.
  8. (mathematics) The space of all linear combinations of something.
  9. (computing) The time required to execute a parallel algorithm on an infinite number of processors, i.e. the shortest distance across a directed acyclic graph representing the computation steps.
Derived terms
  • attention span
  • eyespan
  • memory span
  • spanless
Translations

Etymology 2

From Middle English spannen, from Old English spannan, from Proto-Germanic *spannaną (to stretch, span). Cognate with German spannen, Dutch spannen.

Pronunciation

  • (Received Pronunciation) and GenAm
    • IPA(key): /spæn/
    • Rhymes: -æn
  • AusE
    • IPA(key): /spæːn/
    • Rhymes: -æːn

Verb

span (third-person singular simple present spans, present participle spanning, simple past and past participle spanned)

  1. (transitive) To extend through the distance between or across.
    The suspension bridge spanned the canyon.
    • The rivers were spanned by arches of solid masonry.
  2. (transitive) To extend through (a time period).
    The parking lot spans three acres.
    The novel spans three centuries.
  3. (transitive) 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
  4. (mathematics) To generate an entire space by means of linear combinations.
  5. (intransitive, US, dated) To be matched, as horses.
  6. (transitive) To fetter, as a horse; to hobble.
Translations

Etymology 3

From Middle English span, from Old English spann, from Proto-Germanic *spann, first and third person singular preterit indicative of Proto-Germanic *spinnaną (to spin).

Pronunciation

  • (Received Pronunciation, General Australian, General American) IPA(key): /spæn/
    • Rhymes: -æn

Verb

span

  1. (archaic, now nonstandard) simple past tense of spin

Anagrams

  • ANPs, NPAS, NSPA, PANs, PNAS, PNAs, Pans, SNAP, naps, pans, snap

Dutch

Pronunciation

  • IPA(key): /spɑn/
  • Hyphenation: span
  • Rhymes: -ɑn

Etymology 1

From older gespan.

Noun

span n (plural spannen, diminutive spannetje n)

  1. A span, a team (pair or larger team of draught animals). [from 17th c.]
  2. A cart or instrument with a team of draught animals. [from 18th c.]
  3. A romantic pair, couple. [from 19th c.]
Derived terms
  • driespan
  • tweespan
  • vierspan
  • zesspan
Descendants
  • Afrikaans: span

Etymology 2

See the etymology of the corresponding lemma form.

Verb

span

  1. first-person singular present indicative of spannen
  2. imperative of spannen

Anagrams

  • snap

Middle English

Noun

span

  1. Alternative form of spanne

Sranan Tongo

Etymology

Borrowed from Dutch gespannen.

Noun

span

  1. tense

West Frisian

Etymology

From Low German or Dutch spannen (to yoke, stretch)

Noun

span n (plural spannen, diminutive spantsje)

  1. span, team (pair of draught animals in a team)
  2. pair, couple

Further reading

  • “span (I)”, in Wurdboek fan de Fryske taal (in Dutch), 2011

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