photoelectric
related to the release of electrons from a surface in the process of lighting

फोटोइलेक्ट्रिक, इलेक्ट्रो ऑप्टिक

[विशेषण]
photometry
the scientific measurement of light in terms of its intensity, color, and other properties

फोटометрि

[संज्ञा]
phosphorescence
a light that is released for a long period of time even after its source energy is gone or finished

फॉस्फोरेसेंस, चमक

[संज्ञा]
biennial
(of a plant) growing during the first year of its life, producing fruits or flowers and die in the second year

द्विवार्षिक, बाईनेल

[विशेषण]
to bifurcate
to split something into two distinct parts

बिफर्केट करना, दो भागों में विभाजित करना

[क्रिया]

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