(law) A clause in a law, affecting religious matters, to relieve persons of conscientious scruples, especially one to prevent their children being compelled to undergo particular religious instruction.

(zoology) Any copepod in the family Clausiidae.

(zoology) Any snail in the family Clausiliidae.

(zoology) Any copepod in the family Clausidiidae.

plural of clausiid

plural of clausiliid

(law) A clause in a lease or contract that guarantees a change in the agreement price once a particular factor beyond control of either party affecting the value has been determined.

plural of escalator clause

A clause in the First Amendment to the United States Constitution, stating "Congress shall make no law respecting an establishment of religion".

plural of clausidiid