12. Glossary

osmolarity; osmolarity

Number of active osmotic particles per liter of solution, i.e. the number of moles in solution that contribute to the osmotic pressure exerted on a membrane when osmosis occurs.

surface tension; surface tension

Force that exists at any interface between two media.

viscosity; viscosité

Resistance to fluid flow.

iontopheresis; iontophoresis

Non-invasive method facilitating the penetration of an ionized substance through tissue by applying a weak electric current.