Word: AA
Part of speech: Noun
Syllables: a
a
Definition: Initialism of angular aperture; of a lens is the angular size of the lens aperture as seen from the focal point:

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Morphemes:
Affix: AA
Language: en
PoS: Noun
Meaning: Initialism of angular aperture; of a lens is the angular size of the lens aperture as seen from the focal point:

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