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.
Blood types 'O' negative and 'O' positive are the first choices for doctors who cannot determine a patient's blood type in an emergency, Sweeney explained.
Source: https://kiowacountypress.net/content/holiday-giving-red-cross-seeks-more-blood-donations