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Pronunciation varies by accent · noun
(mathematics, physics, astronomy) The point at the centre of a system; an average point, weighted according to mass or other attribute. The term is usually used in astronomy for the centre of mass about which a system rotates, for example, the moon and the earth rotate about a common point within the earth but not near the centre. Jupiter and the Sun rotate about a common point just outside the surface of the Sun..
Use barycentre when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Barycentre means (mathematics, physics, astronomy) The point at the centre of a system; an average point, weighted according to mass or other attribute. The term is usually used in astronomy for the centre of mass about which a system rotates, for example, the moon and the earth rotate about a common point within the earth but not near the centre. Jupiter and the Sun rotate about a common point just outside the surface of the Sun..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use barycentre where its definition matches the intended context.
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