atomic mass unit
(chemistry) A unit of mass equal to 1/12 the mass of an atom of the ¹²C isotope of carbon.
(ecology) A change in population or community structures that occurs at the boundary of two or more habitats.
(heraldry): Of a fish: oriented vertically, with the head to base and tail to chief, as if positioned for diving.
plural of fluxome
炭素12原子の質量の12分の1に等しい質量の単位は、原子や分子の質量を比較するために一般的に用いられます。
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