This puzzle's theme is one

• Calligrapher's A-to-Z "warm-up"
• A "perfect" one uses all 26 letters once each, as seen in four answers in this puzzle
• Wordsmith's feat
• Greek airline no longer stores A to Z in this
• Crossword whose answers contain all 26 letters, e.g
• Sentence with all 26 letters
• Sentence using all 26 letters

Wiktionary Word definitions in Wiktionary
n. A sentence that contains every letter of the alphabet, such as "The quick brown fox jumps over the lazy dog" in English.

Wikipedia Word definitions in Wikipedia
A Pangram (, pan gramma , "every letter") or holoalphabetic sentence for a given alphabet is a sentence using every letter of the alphabet at least once. Pangrams have been used to display typefaces , test equipment, and develop skills in handwriting , ...