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)
verb (used with object), superseded, superseding. 1. to replace in power, authority, effectiveness, acceptance, use, etc., as by another person or thing. 2. to set aside or cause to be set aside as void, useless, or obsolete, usually in favor of something mentioned; make obsolete: They superseded the old statute with a new one.