To turn or become black or darkened, especially in reference to skin pigmentation.

To develop a dark coloration in plants or fungi, typically due to exposure to light.

पौधों या कवक में गहरे रंग का विकास

English Usage: The experiment showed that the algae began to melanize when exposed to increased sunlight.

Hindi Usage: प्रयोग से पता चला कि जब शैवाल को अधिक धूप में रखा गया तो वह काला हो गया।