premise
prem|ise /pr'emɪs/ (premises)
The spelling premiss is also used in British English for meaning 2.
1 [N-PLURAL] oft on the N
The premises of a business or an institution are all the buildings and land that it occupies in one place.
There is a kitchen on the premises...
The business moved to premises in Brompton Road.
2 [N-COUNT] oft N that
A premise is something that you suppose is true and that you use as a basis for developing an idea. (FORMAL)
The premise is that schools will work harder to improve if they must compete...
= assumption
The spelling premiss is also used in British English for meaning 2.
1 [N-PLURAL] oft on the N
The premises of a business or an institution are all the buildings and land that it occupies in one place.
There is a kitchen on the premises...
The business moved to premises in Brompton Road.
2 [N-COUNT] oft N that
A premise is something that you suppose is true and that you use as a basis for developing an idea. (FORMAL)
The premise is that schools will work harder to improve if they must compete...
= assumption