nounAinmfhocal1fact of not being knowndeorantachtfemdue to the unfamiliarity of the diseasede bharr a laghad eolais atá ar an ngalar, toisc nach bhfuiltear eolach ar an ngalar2fact of not knowingaineolasmasc1cmueaspa eolaiseaspa taithícmuthere's a growing unfamiliarity with naturetáthar ag éirí níos aineolaí ar an dúlramy unfamiliarity with the program didn't helpníor chabhraigh m'easpa taithí féin ar an ríomhchlár