la escarcha - frostSpanish example: Si la temperatura es menor que 0 grados, el rocío se congela produciéndose\ la escarcha.
English example: If the temperature is less than 0 degrees, the dew freezes, producing frost.
Source: la escarcha - frost (https://www.123teachme.com/spanish_feeds/word_of_the_day/2024/3/10)