An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 3 Search : extend
extend
  استنیدن   
ostanidan (#)

Fr.: étendre   

To stretch out; draw out to the full length; to enlarge the scope of; to increase the length or duration of.

From O.Fr. estendre, from L. extendere "stretch out," from → ex- "out" + tendere "to stretch," see below.

Ostanidan, from os-, → ex- + tanidan as in Av. ustāna- "stretched out" (ustāna-zasta- "with outstretched hands"), cf. Skt. uttāná- "stretched out, spread out." Mod.Pers. tanidan "to spin, twist, weave;" Mid.Pers. tanitan, from Av. tan- to stretch, extend;" cf. Skt. tan- to stretch, extend," tanoti "stretches," tantram "loom;" Gk. teinein "to stretch, pull tight;" L. tendere "to stretch;" PIE base *ten- "to stretch."

extended object
  بر‌آخت ِ استنیده   
barâxt-e ostanidé

Fr.: objet étendu   

An object whose angular size exceeds the resolution of the instrument used to observe it.

extended; → object.

extended source
  خن ِ استنیده   
xan-e ostanidé

Fr.: source étendue   

In radio astronomy, a source whose angular extent could be measured, as distinguished from a point source.

extended; → source.