Meaning : A light line that is used in lettering to help align the letters.
Meaning : A detailed plan or explanation to guide you in setting standards or determining a course of action.
Example :
The president said he had a road map for normalizing relations with Vietnam.
Synonyms : road map
Meaning : A rule or principle that provides guidance to appropriate behavior.
Synonyms : guidepost, rule of thumb
Guideline meaning in Bengali (Bangla).