1. (Human Geography) of, relating to, situated in, or inhabiting a suburb or the suburbs. 2. (Human Geography) characteristic of or typifying a suburb or the suburbs. 3. censorious narrow or unadventurous in outlook.
Definition of supersede for English Language Learners. : to take the place of (someone or something that is old, no longer useful, etc.) : to replace (someone or something)
A rule or regulation properly promulgated under authority received from Congress is law and under the supremacy clause of the Constitution can preempt state law, 99 and likewise it can supersede a federal statute.