ecotone n. an area where two ecologies meet or overlap. (source: Double-Tongued Dictionary)
ecotone n.— «In most places under natural conditions there seems to be an ecotone, a place of equal aggressiveness, betwen this formation and the Bouteloua formation.» —“A Study of the Vegetation of the Mesa Region East of...
ecotone n.— «The Skagit Valley is hailed as a unique ecotone, an area of 1,000 year-old forests where two climatic zones overlap. As a result, plant and animal hybrids are common, all of which would be wiped out by the flooding...
ecotone n.— «An ecotone is a term from the field of ecology. It is a place where landscapes meet—like field with forest, or grassland with desert. The ecotone is an area of increased richness and diversity where the two communities...