I say it could be used either way. Years ago, they actually made "soft focus" lenses for portraiture. Imagine, a lens with a "defect" built in on purpose! These days, people used various types of filters to replicate the effect. Therein lies the technical use of the term.
If one describes an image taken in this fashion, I suggest it becomes descriptive in nature.
The glossary.
The substrate a canvas plaster board ground is the term you are searching for if you are in an art class
Impasto.
I don't know what you mean by "boundaries". "Blurring" has many uses in drawing and painting. One use of blurring is to indicate distance. Object edges (boundaries) may be blurred on items that are closer or farther away from the point of focus (subject). This imitates a natural function of the human eye. The technical term is "depth of field". It means, aria of acceptable focus. Ironhead Mike
Animals that do not control their body temperature but rather let the environmental temperature control it are called cold-blooded or the technical term is ectotherm.
Transparent, biconvex intraocular tissue that helps bring rays of light to a focus on the retina.
The face is the proper technical term for itself.
unhyperbole
The technical term for milk is "lacteal secretion."
Imagery
"Elegant" is a descriptive term that conveys a sense of grace, style, and sophistication in describing something or someone.
The other term for Technical specification is CONFIGURATION
"Trichology" is the technical term for the study of hair.
A neuron is a technical term for a nerve cell.
technical jargon everday term common term in computer
The technical term for superglue adhesive is cyanoacrylate adhesive.
The technical term for dog hair is "fur" or "coat."