fixation

1. (law) Recording a creative work in a medium of expression for more than a transitory duration, thereby satisfying the "fixation" requirement for the purposes of copyright law.Examples: "In order to obtain copyright on a recording in the United States, the recording must have been reduced to fixation on or after February 15, 1972."countableuncountable

2. (genetics) The change in a gene pool from a situation where there exists at least two variants of a particular gene (allele) to a situation where only one of the alleles remains.countableuncountable

3. (cytology, histology, pathology) preservation of biological tissues from decay due to autolysis or putrefaction.countableuncountable

4. (orthopaedics) process by which an injury is rendered immobile.countableuncountable

5. (ophthalmology) maintaining of the gaze on a single location.countableuncountable