Term: tropopause: the region of discontinuity between the troposphere and the stratosphere
Broader: layer: a relatively thin sheetlike expanse or region lying over or under another | Unrelated: freedom from involuntary servitude: a civil right guaranteed by the 13th amendment to the US Constitution
Broader: layer: a relatively thin sheetlike expanse or region lying over or under another | Unrelated: licenser: an official who can issue a license or give authoritative permission (especially one who licenses publications)
Broader: layer: a relatively thin sheetlike expanse or region lying over or under another | Unrelated: polder: low-lying land that has been reclaimed and is protected by dikes (especially in the Netherlands)
Broader: layer: a relatively thin sheetlike expanse or region lying over or under another | Unrelated: sparganium: type and sole genus of Sparganiaceae; marsh or aquatic herbs of temperate regions
Broader: layer: a relatively thin sheetlike expanse or region lying over or under another | Unrelated: woodland star: California perennial herb cultivated for its racemose white flowers with widely spreading petals; sometimes placed in genus Tellima
Broader: layer: a relatively thin sheetlike expanse or region lying over or under another | Unrelated: lunaria: small genus of European herbs: honesty
Broader: layer: a relatively thin sheetlike expanse or region lying over or under another | Unrelated: shore boulder: a boulder found on a shore remote from its place of origin
Broader: layer: a relatively thin sheetlike expanse or region lying over or under another | Unrelated: chinaberry: tree of northern India and China having purple blossoms and small inedible yellow fruits; naturalized in the southern United States as a shade tree
Broader: layer: a relatively thin sheetlike expanse or region lying over or under another | Unrelated: taxonomy: (biology) study of the general principles of scientific classification
Broader: layer: a relatively thin sheetlike expanse or region lying over or under another | Unrelated: sangaree: sweetened red wine and orange or lemon juice with soda water