Local regulations adopted pursuant to this chapter shall provide definitions for words or phrases contained in the regulations as is deemed appropriate. Where words or phrases used in any local regulations, whether or not defined in those regulations, are substantially similar to words or phrases defined in § 45-23-32 of this chapter, or § 45-22.2-4 of the Comprehensive Planning and Land Use Act or § 45-24-31 of the Zoning Enabling Act of 1991 the words or phrases shall be construed according to the definitions provided in those sections of the law.