Englishfor English speakers
indented
adjective
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Cut in the edge into points or inequalities, like teeth; jagged; notched; stamped in; dented on the surface.
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Having an uneven, irregular border; sinuous; undulating.
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(heraldry) Notched like the part of a saw consisting of the teeth; serrated.
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Bound out by an indenture; apprenticed; indentured.
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cut in the edge into points
surface
Noun
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The surface of an object is the outside of the thing.
The surface of the earth is very large.
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The surface of a liquid is the top of it.
The surface of the lake was smooth.
surface
Verb
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When a thing surfaces, it comes to the top of liquid.
The fish surfaced to get food.
The swimmer surfaced for air.
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If information or facts surface, they are revealed or become known.
s surfaced that claimed the company was under investigation.
separator
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noun
(= centrifuge)
an apparatus that uses centrifugal force to separate particles from a suspension