lentiform
/len'tikjulə/ Cách viết khác : (lenticulated) /len'tikjuleitid/ (lentiform) /'lentifɔ:m/
Definition
- Adjective:
- Convex on both sides; shaped like a lentil: Describes an object or structure that bulges outward on both surfaces, similar to the shape of a lentil seed or a biconvex lens.
Usage Examples
- Adjective:
- The geologist found a lentiform crystal in the rock formation.
- The MRI scan revealed a small, lentiform mass in the brain's basal ganglia.
- Some ancient coins have a lentiform cross-section, thicker in the center and thinner at the edges.
Advanced Usage
- Scientific and Medical Contexts: The term is highly specialized and is most commonly used in fields like anatomy, geology, optics, and botany to describe precise shapes.
- The lentiform nucleus is a critical structure in the brain.
- The mineral exhibited a characteristic lentiform habit.
Variants and Related Words
- Lenticular (adj): Often used interchangeably with "lentiform," meaning having the shape of a double-convex lens. More common in technical contexts.
- The artist created a lenticular print that changed images when viewed from different angles.
- Biconvex (adj): A more general geometric term meaning convex on both sides.
- A simple magnifying glass typically has a biconvex lens.
Synonyms
- Lens-shaped
- Biconvex
- Lenticular
Antonyms
- Concave
- Planar (flat)
Notes on Usage
- Formality: "Lentiform" is a formal, technical term. In everyday language, descriptive phrases like "shaped like a lens" or "lens-shaped" are more common.
- Specificity: It precisely denotes a double-convex shape, not just any oval or rounded form. The comparison to a lentil seed is key to its definition.
Adjective
-
convex on both sides; shaped like a lentil
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