astrochemical

astrochemistry

[as-troh-kem-uh-stree]
noun
a branch of astronomy and chemistry dealing with the chemical composition and evolution of the universe and its parts.

Origin:
1970–75; astro- + chemistry

astrochemical [as-troh-kem-i-kuhl] , adjective
astrochemically, adverb
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World English Dictionary
astrochemistry (ˌæstrəʊˈkɛmɪstrɪ)
 
n
the study of the chemistry of celestial bodies and space, esp by means of spectroscopy

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