The act or process of refuting.
To prove to be false or erroneous, as an opinion or charge. According to Karl Popper (1902-1994), a theory that cannot be refuted is not scientific. Related words: → falsify, → reject, → repulse, → recoil; → refuse.
From L. refutare "drive back, repress, repel," from → re- "back" + futare "to beat," probably from PIE base *bhau- "to strike down"
Vâkutidan, from vâ- "back," → re-, + kutidan (Kurd., Semnani, Sorxeyi, etc.) "to beat, strike," variant of kubidan, kuftan "to pound, strike, beat;" Mid.Pers. kôftan, kôstan "to beat, strike."
1) To produce anew; bring into existence again; to bring new and more vigorous.
1) Act of regenerating; state of being regenerated.
1) Of, relating to, or characterized by regeneration.
pezeški-ye bâz-âzânandé, ~ bâz-âzâneši
Fr.: médecine régénérative
A branch of medicine that replaces or regenerates injured or diseased human cells, tissue, or organs, to restore or establish normal function.
A large, usually continuous segment of a surface or space; area. → H II region.
M.E., from Anglo-Fr. regioun; O.Fr. region, from L. regionem (nominative regio) "district, country, direction, boundary," from regere "to direct," cognate with Pers. râst, → right.
Nâhiyé, loan from Ar. nâHiyat.
1) barnus; 2) barnusidan
Fr.: 1) registre; 2) enregistrer
1a) A book in which records of acts, events, names, etc., are kept;
a list or → record of such acts, events, etc.
M.E. registre, from M.Fr., from O.Fr. registre and directly from M.L. registrum, alteration of L.L. regesta "list, matters recorded," noun use of L. regesta, from regestus, p.p. of regerere "to record; retort," literally "to carry back, bring back" from → re- "back" + gerere "carry, bear."
1) The act or instance of registering.
1) The act of registering; registration.
→ register + -y.
A small depression on the surface of a → meteorite, more particularly on iron meteorites. These indentations result from the erosion of areas on the → meteoroid as material is ablated on its passage through the atmosphere.
From N.L., from Gk. rhegma "fracture, break" + Gk. glypt combining form of glyphein "to hollow out, carve, engrave."
Câluk "small hole" (Tabari), from câl, câlé "hole," from câh "a well, pit" (Mid.Pers. câh "a well;" Av. cāt- "a well," from kan- "to dig," uskən- "to dig out" (O.Pers. kan- "to dig," akaniya- "it was dug;" Mod.Pers. kandan "to dig"); cf. Skt. khan- "to dig," khanati "he digs," kha- "cavity, hollow, cave, aperture") + -uk, variant -u, a suffix of diminutive or attribution.
1) The layer of rocky → debris and
→ dust that forms the uppermost surface of
→ planets, → natural satellites,
and → asteroids. Regolith on Earth is a product of
From Gk. regho(s) "rug, blanket" + -lith, from lithos "stone."
1) pasraft (#); 2) vâyâzi (#), vâyâzeš (#)
1) Astro.: → retrograde motion.
From L. regression-, from regress-, stem of regredi "to go back," from → re- "back" + gradi "to step, walk."
1) → retrograde.
Fr.: analyse de régression
A statistical technique used to determine the values of parameters for a function that best fits a given set of data.
hamgar-e vâyâzeš (#)
Fr.: coefficient de régression
The slope of the straight line that most closely relates two correlated variables.
Fr.: courbe de régression
A curve representing a non-linear relationship between two or more → variables.
Fr.: équation de régression
A mathematical expression that describes the relationship between two or more variables. It indicates the nature of the relationship and, in particular, the extent to which one can predict some variables by knowing others.
Fr.: fonction de régression
A mathematical function that describes the relationship between two or more variables in a set of data.
Fr.: droite de régression
regression of the nodes
pasraft-e gerehhâ , ~ gowzahrhâ
Fr.: régression des noeuds
The slow motion of the → nodes of the Moon's orbit in the opposite direction to the Moon's movement. This westward motion, caused by perturbations of other bodies, mainly the Earth and Sun, has a rate of 19.35 degrees per year, making one rotation in 18.6 years.