 ichina vachananni upayoginchi ,  science fiction yokka anek nirvachanaalanu sangrahinchandi 
 amarican science fiction rachayita mariyu sampadakudu lester del Rae ila vraasaadu , " vijnana kalpana antey aemito vivarinchadaaniki ankitamaina abhimaanulu ledha abhimaani kudaa chaaala kashtapadataaru "  mariyu  " porthi santruptikaramaina nirvachanam "  lekapovadame  " suluvugaa vivarinchabadinavi leavu .  science fiction ‌ ku parimithulu ."  izac asimoov prakaaram , " science fiction anede science und technologylo marpulaku maanavula praticharyatho vyavaharinche sahithya saakhagaa nirvachinchavacchu ."  raabart  A.  heinlein ila vraasaadu , " dadapu anni vygnaanika kalpanaalaku ooka sulabha chinna nirvachanam chadavavacchu :  bhavishyath sanghatanala girinchi vastavika oohaagaanaalu ,  vaasthava prapamcham ,  gatham mariyu varthamanam mariyu swabhavam mariyu praamukhyathapai porthi avagaahanapai aadhaarapadi untai .  shaastreeya paddathi ."

 vygnaanika kalpanaku angeekarinchabadina nirvachananni gurtimchadam chaaala kashtangaa undadaaniki kaaranam aemitante ,  science fiction antey aemito nirnayinchadamlo science fiction autsaahikulaloo vaari swantha madhyavartigaa vyavaharinche dhoorani Pali .  Daman nyt kashtaanni kluptamgaa cheppaadu , " science fiction anede manam cheppinappudu manam suchinchedi ."  davide seed itara ,  marinta kaankreetu ,  kalaa prakreeyalu mariyu upavibhaagaala khandanaga science fiction chuttuu maatladatam marinta upayogakaramga untundani cheppaaru .
 lester del Rae prakaaram , " science fiction anede science und technologylo marpulaku maanavula praticharyatho vyavaharinche sahityam yokka saakhagaa nirvachinchavacchu ".  raabart  A.  hean ‌ len prakaaram , " dadapu anni vygnaanika kalpanalaku ooka chinna nirvachanam ila vumdavacchu :  bhavishyath sanghatanala girinchi vastavika oohaagaanaalu ,  vaasthava prapamcham ,  gatham mariyu varthamanam mariyu prakrutipai porthi avagaahanapai aadhaarapadi untai mariyu shaastreeya paddathi yokka praamukhyata ."