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astronomical | spectroscopy
 spectroscopy
chem. espetroscopia 
- only individual words found (there may be no translations for some thesaurus entries in the bilingual dictionary)

to phrases
 English thesaurus
astronomic ['æstrə'nɔmɪk] adj.
nautic., abbr. astr
astronomical ['æstrə'nɔmɪk(ə)l] abbr.
abbr. astr
astronomical: 46 phrases in 4 subjects
Astronautics4
Life sciences36
Lighting other than cinema1
Natural sciences5