ecosystem β a system, or a group of interconnected elements, formed by the interaction of a community of organisms with their environment.
earth β (often initial capital letter) the planet third in order from the sun, having an equatorial diameter of 7926 miles (12,755 km) and a polar diameter of 7900 miles (12,714 km), a mean distance from the sun of 92.9 million miles (149.6 million km), and a period of revolution of 365.26 days, and having one satellite.
world β the earth or globe, considered as a planet.
atmosphere β A planet's atmosphere is the layer of air or other gases around it.
gaia β the ancient Greek goddess of the earth, mother of the Titans.
biosphere β The biosphere is the part of the earth's surface and atmosphere where there are living things.
ecosphere β Also called physiological atmosphere. the part of the atmosphere in which it is possible to breathe normally without aid: the portion of the troposphere from sea level to an altitude of about 13,000 feet (4000 meters).
climate β The climate of a place is the general weather conditions that are typical of it.
habitat β the natural environment of an organism; place that is natural for the life and growth of an organism: a tropical habitat.
status β the position of an individual in relation to another or others, especially in regard to social or professional standing.
ambiance β the mood, character, quality, tone, atmosphere, etc., particularly of an environment or milieu: The restaurant had a delightful ambiance.
aura β An aura is a quality or feeling that seems to surround a person or place or to come from them.
backdrop β A backdrop is a large piece of cloth, often with scenery painted on it, that is hung at the back of a stage while a play is being performed.
background β Your background is the kind of family you come from and the kind of education you have had. It can also refer to such things as your social and racial origins, your financial status, or the type of work experience that you have.
neighbourhood β Standard spelling of neighborhood.
neighborhood β the area or region around or near some place or thing; vicinity: the kids of the neighborhood; located in the neighborhood of Jackson and Vine streets.
upbringing β the care and training of young children or a particular type of such care and training: His religious upbringing fitted him to be a missionary.