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astro-

Pronunciation: /ˈastrəʊ/

Definition of astro- in English:

combiningForm

1Relating to the stars or celestial objects: astrodome astrophotography

Origin

from Greek astron 'star'.

Definition of astro- in:

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Word of the day tenebrous
Pronunciation: ˈtɛnɪbrəs
adjective
dark; shadowy or obscure