Hairy tongue is a misnomer. Small protuberances on the tongue become thick and appear black as a result of poor oral hygiene. Overview. Hairy tongue, also known as black tongue, is a benign condition of elongation and staining of the fingerlike projections (papillae) on the tongue surface.
Full Definition of BASEBOARD. : a board situated at or forming the base of something; specifically: a molding covering the joint of a wall and the adjoining floor.See baseboard defined for English-language learners.See baseboard defined for kids. a board situated at or forming the base of something; specifically: a molding covering the joint of a wall and the adjoining floor. See baseboard defined for English-language learners.
What is Blackboard? Blackboard is a Web-based learning management system (LMS) designed to support fully online courses or provide a space for face-to-face course supplementation. Blackboard provides many types of tools and features for enriching the learning experience.