inspissate
Concise Oxford English Dictionary © 2008 Oxford University Press:
inspissate /ɪnˈspɪseɪt/
▶verb (usu. as adj. inspissated) thicken or congeal.
– derivatives
inspissation noun,
inspissator noun.
inspissation noun,
inspissator noun.
– origin C17: from late L. inspissat-, inspissare ‘thicken’.
'inspissate' also found in these Oxford entries:

