Term: litmus: a coloring material (obtained from lichens) that turns red in acid solutions and blue in alkaline solutions; used as a very rough acid-base indicator
Broader: material: the tangible substance that goes into the makeup of a physical object | Unrelated: illuminant: something that can serve as a source of light
Broader: material: the tangible substance that goes into the makeup of a physical object | Unrelated: football: any of various games played with a ball (round or oval) in which two teams try to kick or carry or propel the ball into each other's goal
Broader: material: the tangible substance that goes into the makeup of a physical object | Unrelated: commonwealth country: any of the countries in the British Commonwealth
Broader: material: the tangible substance that goes into the makeup of a physical object | Unrelated: ceratozamia: a small cycad of the genus Ceratozamia having a short scaly woody trunk and fernlike foliage and woody cones; Mexico
Broader: material: the tangible substance that goes into the makeup of a physical object | Unrelated: neoteny: an evolutionary trend to be born earlier so that development is cut off at an earlier stage and juvenile characteristics are retained in adults of the species
Broader: material: the tangible substance that goes into the makeup of a physical object | Unrelated: blastocladia: a genus of fungi of the family Blastodiaceae
Broader: material: the tangible substance that goes into the makeup of a physical object | Unrelated: bitter lemon: tart lemon-flavored carbonated drink
Broader: material: the tangible substance that goes into the makeup of a physical object | Unrelated: strongman: a man who performs feats of strength at a fair or circus
Broader: material: the tangible substance that goes into the makeup of a physical object | Unrelated: corymb: flat-topped or convex inflorescence in which the individual flower stalks grow upward from various points on the main stem to approximately the same height; outer flowers open first
Broader: material: the tangible substance that goes into the makeup of a physical object | Unrelated: warhead: the front part of a guided missile or rocket or torpedo that carries the nuclear or explosive charge or the chemical or biological agents