Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
The Consolidated Vultee XP-81 made its first flight at Muroc Army Airfield, Calif. Two prototype aircraft were ordered on Feb. 11, 1944, that were designated XP-81.
Source: https://www.aerotechnews.com/blog/2023/02/11/on-this-date-149/