English dictionary
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English noun: principal axis | |||
| 1. | principal axis (cognition) a line that passes through the center of curvature of a lens so that light is neither reflected nor refracted | ||
| Samples | In a normal eye the optic axis is the direction in which objects are seen most distinctly. | ||
| Synonyms | optic axis | ||
| Broader (hypernym) | axis | ||
Based on WordNet 3.0 copyright © Princeton University.
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Web design: Orcapia v/Per Bang. English edition: .
2025 onlineordbog.dk