changing 'mons' in interval?

Is there a way to change mons in interval::text to the full word months
without resorting to "replace(aninterval::text,'mon','Month')"?  If it
can handle locales as well that would be good (but I could live without
it).

klint.

+---------------------------------------+-----------------+
: Klint Gore                            : "Non rhyming    :
: EMail   : kg@kgb.une.edu.au           :  slang - the    :
: Snail   : A.B.R.I.                    :  possibilities  :
: Mail      University of New England   :  are useless"   :
:           Armidale NSW 2351 Australia :     L.J.J.      :
: Fax     : +61 2 6772 5376             :                 :
+---------------------------------------+-----------------+