| atom |
(physics and chemistry) the smallest component of an element having the chemical properties of the element (nontechnical usage) a tiny piece of anything
출처: wordnet.princeton.edu/perl/webwn
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| atrium |
any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart) the central area in a building; open to the sky
출처: wordnet.princeton.edu/perl/webwn
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| atrium of the heart |
atrium cordis: the upper chamber of each half of the heart
출처: wordnet.princeton.edu/perl/webwn
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| ataraxic |
ataractic: tending to soothe or tranquilize; "valium has a tranquilizing effect"; "took a hot drink with sedative properties before going to bed"
출처: wordnet.princeton.edu/perl/webwn
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| atmometer |
an instrument that measures rate of evaporation of water
출처: wordnet.princeton.edu/perl/webwn
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