English dictionary
principal axis meaning and definition
Definition and meaning of principal axis at MeaningMonkey.org. principal axis meaning and definition in the English Dictionary.PRINCIPAL AXIS noun
Definition of principal axis (noun)
- a line that passes through the center of curvature of a lens so that light is neither reflected nor refracted
- "in a normal eye the optic axis is the direction in which objects are seen most distinctly"
- synonyms: optic axis
Source: Princeton University Wordnet