noun the SI unit of luminous flux, equal to the amount of light emitted per second in a unit solid angle of one steradian from a uniform source of one candela
In medicine, lumen can refer to the inner space of a tubular organ or structure, such as a blood vessel or the gastrointestinal tract.
The lumen refers to the inner space within a tubular structure such as a blood vessel or intestine.
Lumen is used in architecture to describe the amount of natural light that enters a building or space.
In botany, lumen can refer to the central space within a plant cell that is surrounded by the cell wall.
In physics, lumen is a unit of luminous flux, measuring the total quantity of visible light emitted by a source per unit of time.
In literature, 'lumen' is often used to symbolize enlightenment or clarity in a character's journey.
Psychologists may use the term 'lumen' metaphorically to describe moments of insight or understanding in therapy sessions.
Architects may refer to 'lumen' when discussing the amount of natural light entering a building and how it affects the overall design.
Photographers may use 'lumen' when discussing the brightness of a light source or the intensity of light in a photograph.
Physicists use 'lumen' as a unit of measurement for luminous flux, which quantifies the amount of visible light emitted by a source.