An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 5 Search : blend
blend
  ۱) توهم؛ ۲) توهم شدن   
1) tuham; 2) tuham šodan

Fr.: 1a) blend; 1b) mot-valise; 2) mélanger   

1a) Description of two or more adjacent → spectral lines which are mixed due to insufficient → resolving power of the → spectrograph.
1b) Linguistics: A word which is coined by extracting and combining arbitrary pieces of two or more existing words. Examples include → smog, motel (motor + hotel), brunch (breakfast + lunch), → pulsar, and → shellular. Same as portmanteau.
2) Of two or more → spectral lines, to become merged into one line as a consequence of insufficient instrumental → resolution.

M.E., from O.N. blanda; akin to O.E. blandan "to mix," Lith. blandus "impure, cloudy."

Tuham, from tu "inside" + ham "together," → com-.

blend lines
  خطهای ِ توهم، تانهای ِ ~   
xatthâ-ye tuham, tânhâ-ye ~

Fr.: raies mélangées   

Spectral lines intermingled.

blend; → line.

deblend
  توهم زدودن   
tuham zodudan

Fr.: séparer les composantes   

In → spectroscopy, to → resolve a → blend into its constituent → spectral lines.

Deblend, from → de- + → blend.

Tuham, → blend, + zodudan "to polish, clean," Mid.Pers. uzdātan, Av. uzdā-, from uz-, → ex-, + dā- "make, create."

deblending
  توهم زدایی   
tuham zodâyi

Fr.: séparation des composantes   

The process or state of separating or resolving into constituent → spectral lines.

Verbal noun of deblend, from → de- + → blend.

line blending
  توهم‌شد ِ خط‌ها   
tuhamešod-e xatthâ

Fr.: confusion de raies   

Mixing of two or more spectral lines of adjacent wavelengths into a broad, single line due to insufficient dispersion of the spectrograph.

line; → blend.