Rianoun
A submergent coastal landform, often known as a drowned river valley
Ria
A ria (; Galician: ría) is a coastal inlet formed by the partial submergence of an unglaciated river valley. It is a drowned river valley that remains open to the sea.
Elisanoun
an assay that relies on an enzymatic conversion reaction and is used to detect the presence of specific substances (such as enzymes or viruses or antibodies or bacteria)