(1) Words used in these rules which are not defined herein or in WAC 356-06-010 are to be given their usual and ordinary meaning unless a contrary intent is apparent. Dictionary definitions may be utilized.

(2) Words and phrases used herein in the past, present or future tense shall include the past, present and future tenses. Words and phrases used herein in the masculine, feminine or neuter gender shall include the masculine, feminine and neuter genders. Words and phrases used herein in the singular or plural shall include the singular and plural.