tryp·sin·o·gen 
(trĭp-sĭnə-jən)
(trĭp-sĭnə-jən)n.
The inactive precursor of trypsin, produced by the pancreas and converted to trypsin in the small intestine by enterokinase.
- circumcise
- circumciser
- circumcision
- circumduction
- circumference
- circumferential
- circumfix
- circumflex
- circumfluent
- circumfluous
- circumfuse
- circumfusion
- circumjacent
- circumlocution
- circumlocutorily
- circumlocutory
- circumlunar
- circumnavigate
- circumnavigation
- circumnavigator
- circumpolar
- circumrotate
- circumrotation
- circumrotatory
- circumscissile