1. relating to or having the nature of a parliament

- parliamentary reform

- a parliamentary body

2. having the supreme legislative power resting with a body of cabinet ministers chosen from and responsible to the legislature or parliament

- parliamentary government

Similar word(s): democratic

3. in accord with rules and customs of a legislative or deliberative assembly

- parliamentary law

Similar word(s): democratic

Sentences with parliamentary as an adjective:

- Parliamentary procedures are sometimes slow

- Britain is a parliamentary democracy