noun
stipulation
stip-yuh-LAY-shun/ˌstɪpjuˈleɪʃn/
A condition formally specified as part of an agreement.
The agreement includes a stipulation that the key be returned at the specified time.

Etymology
Latin stipulatio named a promise or bargain. English developed from commitment to the act of specifying an agreement's terms, then to the condition agreed upon; the underlying Latin verb's deeper origin is uncertain.
In context
the only stipulation we make is that if you come to our school you do have to attend the chapel services
More examples
- We accept the offer with one stipulation: payment must arrive by Friday.
- The contract contains several stipulations about how the funds may be used.
- Both parties agree to remove the stipulation requiring advance notice.
Forms
stipulation · stipulations
stipulate verb — To specify a condition of an agreement.
Similar words
- condition
- A broader requirement that need not be formally agreed upon.
- provision
- An agreement's specific clause, which may grant rights rather than impose conditions.
- requirement
- Something mandatory, whether or not it appears in an agreement.