photometer
(Science: apparatus, physics) An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power.
Origin: Photo: cf. F. Photometre.
Dictionary > Photometers
You will also like...
Genetics – Lesson Outline & Worksheets
Topics Modules Quizzes/Worksheets Description Introduction to Genetics Genetics – Definition: Heredity and ..
Chromosomes X and Y and Sex Determination
This tutorial looks at sex determination via the sex chromosomes, X and Y. Read it to get more info on X and Y chromosom..
Roots
This study guide tackles plant roots in greater detail. It delves into the development of plant roots, the root structur..
Movement of Molecules Across Cell Membranes
Molecules move within the cell or from one cell to another through different strategies. Transport may be in the form of..
Population Regulation in an Ecosystem
With regard to the population size of a species and what factors may affect them, two factors have been defined. They ar..
Control of Growth & Development
Control of Growth & Development tutorials look at how the genetic makeup determines the biological processes on a da..