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guideline

/ˈɡaɪdˌlaɪn/ noun

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about guideline at Wordnik → Where our words come from →

  1. A light line that is used in lettering to help align the letters.
  2. A detailed plan or explanation to guide you in setting standards or determining a course of action.
    the president said he had a road map for normalizing relations with Vietnam
  3. A rule or principle that provides guidance to appropriate behavior.

Origin

From guide + line.

From Wiktionary, via Kaikki.org (CC BY-SA)