Fr.: sign plus
The symbol + indicating summation or a positive quantity. The sign is believed to be a shortened form of the L. word et denoting "and" which was the term for addition. The signs + and - first appeared in an arithmetic book by Johannes Widmann entitled Behennde und hübsche Rechnung, published in Leipzig in 1489.
nešâne-ye rišâl, ~ rišegi
Fr.: signe radical
The symbol √ placed before a number or quantity to indicate the extraction of the square root. The value of a higher (the n-th) root is indicated by a raised positive digit (n) in front of the symbol, as in 3√ (cube root). The first known occurrence of this symbol was in the book Die Cross, published in 1525, by the German mathematician Christoff Rudolff.
Fr.: signal radio
To give up an office or position, often formally.
M.E. resignen "give up, surrender, abandon; relinquish," from O.Fr. resigner "renounce, relinquish," from L. resignare "to check off, cancel, give back, give up," from → re- "opposite" + signare "to make an entry in an account book," literally "to mark;" → sign.
The act of resigning.
Verbal noun from → resign.
nešâl-e anjâl, ~ anjaalesh
Fr.: signal de saturation, ~ saturé
In radar, a signal whose amplitude is greater than the dynamic range of the receiving system.
nešân, nešâné (#)
1) A conventional or arbitrary mark, figure, or symbol used as an abbreviation
for the word or words it represents. Related terms:
M.E., from O.Fr. signe "sign, mark, signature," from L. signum "mark, token, indication, symbol," from PIE base *sekw- "to see."
Nešân "sign, mark," from Mid.Pers. nišân "sign, mark, omen," nišitan "to gaze, stare, look into," niš in marv.niš "taking omen, foretelling, or divining from birds," nišak "clear, evident," from Proto-Iranian *niiaš- "to show," from *ni- "down, below," → ni- (PIE), + *iaš- "to show, appear;" cf. Armenian loanword niš "sign, mark, spot," loaned also in Syriac as nyš "sign" (Cheung 2007).
sign of the zodiac
Fr.: signe du zodiaque
One of the 12 constellations (in fact 13) making up the → zodiac.
Borj originally "tower," most probably related to Pers. borz "height, magnitude, greatness," boland "high," bâlâ "up, above, high, elevated, height," Laki dialect berg "hill, mountain;" Mid.Pers. burz "height," buland "high;" O.Pers. baršan- "height;" Av. barəz- "high, mount," barezan- "height;" cf. Skt. bhrant- "high;" L. fortis "strong" (Fr. and E. force); O.E. burg, burh "castle, fortified place," from P.Gmc. *burgs "fortress;" Ger. Burg "castle," Goth. baurgs "city," E. burg, borough, Fr. bourgeois, bourgeoisie, faubourg; PIE base *bhergh- "high." Borj may have been loaned into Ar. from Mid.Pers. The meaning extension of borj to its astronomical sense of zodiacal sign may have arisen from the conception of the zodiac as a barrier between heaven and Earth through which access was gained by means of twelve gates.
1) Useful part of the received information that can be distinguished from noise.
M.E., from O.Fr. signal, from M.L. signale "a signal," from L.L. signalis (adj.) "used as a signal, pertaining to a sign," from L. signum "signal, sign."
Fr.: rapport signal sur bruit
Concept used to quantify the effects of noise. It is the ratio of a signal to the standard deviation of the signal.
1) Physics, Chem.: A distinctive trace or sign that indicates the presence of
a substance or the occurrence of a physical process or event.
M.Fr. signature, from M.L. signatura "sign," in classical L. "the matrix of a seal," from signatus, p.p. of signare "to mark, sign," → sign.
Nešânzad, literally "striking a mark, sign" (cf. angošt zadan "fingerprint"), from nešân, → sign, + zad past stem of zadan "to strike, beat; to do; to play an instrument" (Mid.Pers. zatan, žatan; O.Pers./Av. jan-, gan- "to strike, hit, smite, kill" (jantar- "smiter"); cf. Skt. han- "to strike, beat" (hantar- "smiter, killer"); Gk. theinein "to strike;" L. fendere "to strike, push;" Gmc. *gundjo "war, battle;" PIE *gwhen- "to strike, kill").
1) The state or quality of being significant; → meaning; importance.
From L. significantia "meaning, force, energy," from significans, present participle of significare, → signify.
Nešânâri, noun from nešânâr, → significant.
Fr.: niveau de significativité
Fr.: test de significativité
Statistics: A procedure that is used to decide whether to accept or reject the → null hypothesis or to determine whether observed samples differ significantly from expected results. Also called → test of significance and → rule of decision.
1) Having a special or suggestive → meaning.
From L. significant-, stem of significans, from significare, "to → signify."
Nešânâr, from nešân, → sign, + âr short form of âvar present stem of âvardan "to bring, adduce, cause, produce."
Fr.: chiffre significatif
The number of digits used to express a measured or calculated quantity.
Rules for deciding the number of significant digits:
Verbal noun of → signify.
M.E. signifien, from O.Fr. signifier, from L. significare "to make a sign, indicate, mention, denote."
Nešânâridan, from nešânâr, → significant, + -dan suffix of infinitives.
test of significance
Fr.: test de significativité
Fr.: seuil de signal
The minimum intensity of a signal that can be detected and recognized.