(now historical) A molecule; a small particle of something.

plural of molecula

The manufacturing of products with a degree of precision defined by individual molecules or atoms

(chemistry) A notation indicating the number of atoms of each element present in one molecule of a substance.

(quantum mechanics, chemistry) The quantum mechanical behaviour of an electron in a molecule describing the probability of the electron's particular position and energy; approximated by a linear combination of atomic orbitals.

(chemistry) Relating to, or consisting of, or produced by molecules. / (chemistry) (of an element) Combined with itself and with no other element; elemental.

(chemistry) Any compound having a specified (range of) molecular weight(s)

plural of molecular formula

A field of biology which studies the structure and function of genes at a molecular level.

(chemistry) The mass of an individual molecule of an element or compound.