PHOTOMETER

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does photometer mean? 

• PHOTOMETER (noun)
  The noun PHOTOMETER has 2 senses:

1. measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source

2. photographic equipment that measures the intensity of light

  Familiarity information: PHOTOMETER used as a noun is rare.

 Dictionary entry details 

• PHOTOMETER (noun)

Sense 1

Meaning:

Measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source

Classified under:

Nouns denoting man-made objects

Hypernyms ("photometer" is a kind of...):

measuring device; measuring instrument; measuring system (instrument that shows the extent or amount or quantity or degree of something)

Hyponyms (each of the following is a kind of "photometer"):

spectrophotometer (a photometer for comparing two light radiations wavelength by wavelength)

Sense 2

Meaning:

Photographic equipment that measures the intensity of light

Classified under:

Nouns denoting man-made objects

Synonyms:

exposure meter; light meter; photometer

Hypernyms ("photometer" is a kind of...):

photographic equipment (equipment used by a photographer)

Hyponyms (each of the following is a kind of "photometer"):

cytophotometer (a photometer that can be used to locate and identify chemical compounds in a cell by measuring the intensity of the light that passes through stained sections of the cytoplasm)