A spent or spawned-out migratory salmon or trout until re-entry into saltwater or which shows re-growth on scale. (Adapted from Glossary of inland fishery terms, EIFAC Occasisonal Paper No. 12, FAO, 1978 (http://www.fao.org/3/ae987b/AE987B01.htm). )
In mathematics, an eigenfunction of a linear operator D defined on some function space is any non-zero function f in that space that, when acted upon by D, is only multiplied by some scaling factor called an eigenvalue. (https://en.wikipedia.org/wiki/Eigenfunction)
Note
Solutions of differential equations satisfying specific conditions
Technology that is designed with the needs, values, and capabilities of the user in mind. (Elwell, F. 2013. Glossary of Sociology. In Sociocultural Systems. Principles of Structure and Change. https://read.aupress.ca/read/sociocultural-systems-principles-of-structure-and-change/section/b9d25a9e-9550-4871-a7f1-59f5add30d2f)
The fruit consists of a drupe of different size according to varieties, ovally-shaped and with yellowish orange colour in both skin and pulp. The skin is very thin and edible; the pulp, sweet and fragrant. (FAOTERM)