cryogenics    زمزاییک، زمزایی    zamzâyik (#), zamzâyi (#) 
 Fr.: cryogénie    A branch of physics that studies the methods of producing 
very low temperatures (below 150 °C) and
the behavior of materials and processes at those temperatures. From cryo- "freezing" + -gen(y) "having to do with production" + 
-ics.  Cryo-, from Gk. kryos "icy cold,"  krystallos "ice, crystal,"
PIE base *kreus- "to begin to freeze, form a crust;"
cf. L. crusta "crust, shell, bark,"  Skt. krud- "make hard,
thicken;" Av. xruzdra- "hard," 
Lett. kruwesis "frozen mud;" O.H.G. hrosa
"ice, crust;" O.E. hruse "earth."
 -geny, from Gk.  geneia, from genes "born," 
cf.  Av. zan- "to bear, give birth to a child, be born," infinitive zazâite, 
zâta- "born," cf. Skt. janati "begets, bears," 
 L. gignere "to beget," PIE base *gen- "to give birth, beget." 
 → -ics. Zamâzâyik, from zam "cold (weather)" + zâyi "generating" 
+ -ik.  
Mod.Pers. zam "cold," Mid.Pers. zam "winter," Av. zimô 
"winter," Skt. hima- "cold, frost," Ossetic zymæg/zumæg "winter," 
Gk. xeimon "winter," L. hiems "winter," Lith. ziema "winter,"
PIE *gheim- "snow, winter."  Zâyi, from zâ- present tense stem of 
zâdan "to give birth," Mid.Pers.  zâtan, 
 Av. zan- "to bear, give birth to a child, be born," infinitive zazâite, 
zâta- "born," cf. Skt. janati "begets, bears," 
 L. gignere "to beget,"  
PIE base *gen- "to give birth, beget," as above.
  → -ics.  |