V0-morph, an organism that changes in shape during growth such that its surface area is constant, i.e. proportional to its volume (hence "V") to the power zero (hence "0")
vˈiː zˈiəɹoʊmˈɔːɹf, ɐn ˈɔːɹɡənˌɪzəm ðæt tʃˈeɪndʒᵻz ɪn ʃˈeɪp dˈʊɹɹɪŋ ɡɹˈoʊθ sˈʌtʃ ðæt ɪts sˈɜːfɪs ˈɛɹiə ɪz kˈɑːnstənt, ˈaɪ.ˈiː. pɹəpˈoːɹʃənəl tʊ ɪts vˈɑːljuːm hˈɛns "vˈiː"tə ðə pˈaʊɚ zˈiəɹoʊ hˈɛns "zˈiəɹoʊ"