Similar words: physician, physics, catastrophe, physical, physically, catastrophically, physical education, trophy. Meaning: [‚æstrəʊ'fɪzɪsɪst] 
n. an astronomer who studies the physical properties of celestial bodies.
n. an astronomer who studies the physical properties of celestial bodies. 
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31. The discovery creates a new picture of galaxy formation, says astrophysicist and lead author David Elbaz of CEA, the French Atomic Energy Commission, in Saclay.
More similar words: physician, physics, catastrophe, physical, physically, catastrophically, physical education, trophy, atrophy, claustrophobia, claustrophobic, diaphysis, prophylaxis, astronaut, astrology, disastrous, astronomer, murphy's law, theosophy, neophyte, philosophy, prophet, prophesy, electrolysis, microphone, prophetic, musician, cynicism, acrophobia, briticism.