[en] The Glossary is designed to be a technical dictionary that will provide solar workers of various specialities, students, other astronomers and theoreticians with concise information on the nature and properties of phenomena of solar and solar-terrestrial physics. Each term or group of related terms, is given a concise phenomenological and quantitative description, including the relationship to other phenomena and an interpretation in terms of physical processes. The references are intended to lead the non-specialist reader into the literature. This section deals with: photospheric faculae; facular point; polar faculae; magnetic knots; moving magnetic features; pore; sunspot; umbra; umbral dots; flashes and oscillations; light bridges; penumbra; penumbral waves; Evershed effect; and Wilson effect. (B.R.H.)