optical shape property of the surface of a liquid in its container
A: The bottom of a concave meniscus.B: The top of a convex meniscus.
In physics (particularly liquid statics), the meniscus (pl.: menisci, from Greek 'crescent') is the curve in the upper surface of a liquid close to the surface of the container or another object, produced by surface tension.
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).