photometer

English

Etymology

photo- +‎ -meter

Pronunciation

(General American) IPA^(key): /fəˈtɑmɪtɚ/, /ˈfoʊtoʊˌmitɚ/
(Received Pronunciation) IPA^(key): /fəˈtɒmɪtə(ɹ)/, /ˈfəʊtəʊˌmiːtə(ɹ)/
Rhymes: -ɒmɪtə(ɹ), -iːtə(ɹ)

Noun

photometer (plural photometers)

(physics) Any of several instruments used to measure various aspects of the intensity of light.

Hyponyms

colorimetric photometer
distribution photometer
electronic photometer
flame photometer
flicker photometer
grease spot photometer
infrared photometer
integrating-sphere photometer
Joly photometer
Kepler photometer
light-distribution photometer
photoelectric photometer
photoemissive tube photometer
shadow photometer
spectrophotometer
sphere photometer
telephotometer
ultraviolet photometer
visual photometer
wax-block photometer
wedge photometer

Derived terms

photopolarimeter
spectrophotometer
telephotometer

Related terms

photometric
photometry

Translations

measuring instrument

Asturian: fotómetru m
Bengali: ফটোমিটার (phôṭomiṭar)
Catalan: fotòmetre m
Chinese:
Mandarin: 光度計／光度计 (zh) (guāngdùjì)
Finnish: fotometri (fi)
French: photomètre (fr) m
Galician: fotómetro (gl) m
German: Luminometer n
Irish: fótaiméadar m
Italian: fotometro m
Japanese: 光度計 (こうどけい, kōdokei)
Kazakh: фотометр (fotometr)
Malay: jangka cahaya, fotometer (ms)
Persian: نورسنج‎ (fa)
Polish: fotometr (pl) m
Portuguese: fotómetro m (Portugal), fotômetro m (Brazil)
Romanian: fotometru (ro) n
Russian: фото́метр (ru) m (fotómetr)
Spanish: fotómetro m
Tagalog: sugasukat, sugasukod
Uzbek: fotometr (uz)

Verb

photometer (third-person singular simple present photometers, present participle photometering, simple past and past participle photometered)

(astronomy) To measure some aspect of light (from a star) using a photometer.

Anagrams

prototheme