The act of diffusing or dispersing something, or the property of being diffused or dispersed; dispersion.

(medicine) The process of determining which disease, from a set of possible candidates, is causing a patient's symptoms.

The state of being diffident, timid or shy; reticence or self-effacement. / (obsolete) Mistrust, distrust, lack of confidence in someone or something.

(physics) a surface having many closely spaced lines or slits; used to produce optical spectra by mutual interference

(manner) In a different way.

The amount that a piece in a battery is traversed toward or away from a given piece (usually the base piece) to vary the width of the sheaf.

A thin layer (usually micrometres thick) of metal usually placed between two other metals. It is done to act as a barrier to protect either one of the metals from corrupting the other.

(physics) the pattern of lines or spots produced by diffraction; especially the two-dimensional pattern produced by X-ray diffraction that may be used to determine the structure of a crystal or of a crystalline compound.

(physics) The scattering of X-rays by the regular lattice of atoms or molecules in a crystal. / (physics) The diffraction pattern so obtained.

(idiomatic) To offer an opposing opinion humbly. / (idiomatic) To differ (strongly) in interpretation or opinion.