eş: non fini, sans fin, illimité, éternel, interminable, intarissable
köken: From Latin īnfīnītus (“boundless, unlimited, endless, infinite”), from in- + fīnītus (“finished, terminated, having been finished or terminated; limited, bounded, having been limited or bounded; finite”), perfect passive participle of fīniō (“to finish; to limit; to appoint”).
infinity (absence of beginning and end in time and space) · infiniteness, boundlessness, limitlessness (the quality of being infinite) · vastness, expanse, infinity (infinite space)
köken: By surface analysis, безкра́ен (bezkráen) + -ост (-ost).
безкра́йност на простра́нството
...узна́ем вси́чката безкра́йност на та́я дъ́лга аго́ния...
...за кра́йността и безкра́йността на вселе́ната...