Morpheme
Diurn
Type
bound base
Denotation
of a day
Etymology
Latin diurnālis, from diurnus + -ālis, from diūs (diēs) + -nus
Evidence
bidiurnal, diurnal, diurnalist, diurnally, diurnalness, diurnity, equidiurnal, intradiurnal, nondiurnal, semidiurnal, sesquidiurnal, terdiurnal, tridiurnal, undiurnal
Notes
diurnal and journal are doublets
See Also
Di, Jour, Journ, -urn(e) [-urne, -urn]