diasporal /daɪˈæspəɹəl/adjective 1noun 1forms 3 adjective1 •Pertaining to a diaspora.But to speak of a diasporal point of view of particular sects, or of the view of sects concerning the Jews of the Diaspora as a whole, would be misleading as too vague. — 1973 noun1 •A diluted colloidal solution of some compound.The presence of bismuth diasporal during the irradiation with x-rays of cultures of bacteria (B. coli and B. prodigiosus) inhibits the growth of the bacteria. — 1928 formsdiasporals · more diasporal · most diasporal