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parallelogram

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par·al·lel·o·gram  (pr-ll-grm)
n.
A four-sided plane figure with opposite sides parallel.

[Late Latin paralllogrammum, from Greek paralllogrammon, from neuter sing. of paralllogrammos, bounded by parallel lines : paralllos, parallel; see parallel + gramm, line; see gerbh- in Indo-European roots.]
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parallelogram

parallelogram [ˌpærəˈlɛləˌgræm]
n
(Mathematics) a quadrilateral whose opposite sides are parallel and equal in length See also rhombus, rectangle, trapezium, trapezoid
[via French from Late Latin, from Greek parallēlogrammon, from parallēlos parallel + grammē line, related to graphein to write]

parallelogram  (pr-ll-grm)
A four-sided plane figure with opposite sides parallel. Rhombuses and rectangles are parallelograms.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.parallelogram - a quadrilateral whose opposite sides are both parallel and equal in lengthparallelogram - a quadrilateral whose opposite sides are both parallel and equal in length
quadrangle, quadrilateral, tetragon - a four-sided polygon
rhomb, rhombus, diamond - a parallelogram with four equal sides; an oblique-angled equilateral parallelogram
rhomboid - a parallelogram with adjacent sides of unequal lengths; an oblique-angled parallelogram with only the opposite sides equal
rectangle - a parallelogram with four right angles
trapezium - a quadrilateral with no parallel sides
Translations
parallelogram [ˌpærəˈleləʊgræm] Nparalelogramo m
parallelogram [ˌpærəˈlɛləgræm] nparallélogramme m
parallel processing ntraitement m en parallèle
parallelogram
parallelogram [ˌpærəˈlɛləʊˌgræm] nparallelogramma m


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If many simultaneously and variously directed forces act on a given body, the direction of its motion cannot coincide with any one of those forces, but will always be a mean- what in mechanics is represented by the diagonal of a parallelogram of forces.
This you do at present with perfect confidence, because everyone knows to an inch or two the area occupied by an adult Triangle: but imagine that your Tradesman drags behind his regular and respectable vertex, a parallelogram of twelve or thirteen inches in diagonal: -- what are you to do with such a monster sticking fast in your house door?
On the sides of this triangle had recently been constructed a parallelogram of considerable size, which encroached upon the street remorselessly, according to the familiar uses of the building of that period.
 
 
 
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