- n. one who hypothesizes, one who forms hypothesis, theorist
English contemporary dictionary. 2014.
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Panspermia — (Greek: πανσπερμία from πᾶς/πᾶν (pas/pan) all and σπέρμα (sperma) seed ) is the hypothesis that life exists throughout the Universe, distributed by meteoroids, asteroids and planetoids. Panspermia proposes tha … Wikipedia