For the purpose of this title, the following words and terms have the meaning indicated in this chapter:
A. Words used in the present tense include the future tense.
B. Words used in the singular number include the plural, and words used in the plural number include the singular, unless the natural construction of the wording indicates otherwise.
C. The word "person" includes a firm, association, corporation, trust and company, as well as an individual.
D. The word "used for" shall include the meaning "designed for."
E. The word "lot" shall include the words "plot," "parcel" or "tract."
F. The word "shall" is always mandatory and not merely directory.
(Ord. 441 Art. III(part), 1992).