1) The power to determine, adjudicate, or otherwise settle issues or
disputes; jurisdiction; the right to control, command, or determine (Dictionary.com).
Dâtârgân, from dâtâr, → author, + -gân, on the model of xodâygân "a great lord."
1) The act, fact, or occupation of writing.
Fr.: auto-, aut-
Gk., from autos "self, one's own," of unknown origin.
Xod-, from xod "self," Av. hva- "self, own."
1) In radio astronomy, a process performed by an → autocorrelator.
Autocorrelation, from → auto- "self" + → correlation.
Xod-hambâzâneš, from xod- "self" + hambâzâneš, → correlation.
Fr.: fonction d'autocorrélation
A mathematical function that describes the correlation between two values of the same variable at different points in time.
In radio astronomy, a spectrograph which correlates the signal with itself with various time delays, and extracts the frequency spectrum of the signal. → correlator.
Fr.: fonction d'autocovariance
The autocovariance function (ACF) is defined as the sequence of
covariances of a stationary process.
xodrâhbar, râhbar-e xodkâr
An electronic equipment used to automatically guide a telescope during long exposures.
Autoguider from → auto- "self" + guider, from O.Fr. guider "to guide, lead, conduct," from Germanic origin; akin to O.E. wltan "to look after" witan "to know," akin to O.H.G. wizzan "to know," L. videre "to see," Gk. eidenai "to know," idein "to see," Av. vaêd- "to know," Skt. veda "knowledge; finding."
Xodrâhbar from xod-, → auto + râhbar "guide," from râh "way" + bar, from bordan "to lead."
xodrâhbord, râhbord-e xodkâr
The act or process of guiding a telescope automatically.
Having a self-acting or self-regulating mechanism.
From Gk. automatos "self-acting," from → auto- + matos "willing," from PIE *men- "to think;" compare with Av./O.Pers. man- "to think."
Xodkâr from xod-, → auto-, + kâr "acting, actor," from kardan "to do, act."
automatic photometric telescope
durbin-e šidsanjik-e xodkâr, teleskop-e ~ ~
Fr.: télescope photométrique automatique
A telescope developed to perform photometric observations automatically.
1) Self-governing; independent; subject to its own laws only; having autonomy.
Adjective from → autonomy.
1) Independence or freedom, as of the will or one's actions.
O.Fr., from L. autumnus, a word probably of Etruscan origin.
Pâyiz, from Mid.Pers. pâdiz or pâtez, from Proto-Iranian *pâti-z(a)ya- "near winter," from pâti "near" + *z(a)ya- "winter," compare with Av. zyan- or zyam- "winter" (Skt. heman, Gk. xeimon, L. hiems).
Fr.: équinoxe d'automne
One of the two points where the → ecliptic crosses the → celestial equator. At the autumnal equinox the Sun appears to be moving across the equator from the northern celestial hemisphere to the southern celestial hemisphere. The instant of the event.
A number representing a group of quantities, obtained by adding each quantity of the group and dividing the total by the number of quantities. Same as → arithmetic mean.
From O.Fr. avarie "damage to ship," from It. avaria or maybe avere, O.Fr. aveir "property, goods," from L. habere "to have." Meaning shifted to "equal sharing of such loss by the interested parties."
Miyângin "the middle; middle-sized; the middle pearl in a string," from miyân, → middle, + -gin a suffix forming adjectives of possession.
Fr.: accélération moyenne
Of a body traveling from A to B, the change of → velocity divided by the time interval: ā = (v2 - v1) / (t2 - t1).
Fr.: vitesse moyenne
The ratio of the displacement (Δx) of a particle, as it moves from point A to point B, to the corresponding time interval: v = Δx/Δt.