Mervian adjective 1noun 1forms 3 adjective1 •(historical) Of or related to Merv, the oasis and city of Mary, Uzbekistan.We have entered the Mervian oasis, eighty miles long and eight wide, and containing about six hundred thousand hectares... — 1893 noun1 •(historical) A person of Merv.The circumstances of the submission of the Mervians are furnished by the World, a small newspaper owned and edited by M. Komaroff, late chief of General Tchernaieff's staff in Servia... — 1884 formsMervians · more Mervian · most Mervian