Different circulating influenza A viruses are identified by referring to two signature proteins on their surfaces. One is hemagglutinin (HA), which has at least 15 known variants, or subtypes. Jeffery K. Taubenberger et al.
The people from diverse cultural backgrounds who attended Saturday’s tule boat launch — ha kwaiyo asooq weno, in Kumeyaay — gave many reasons why they were inspired to participate.San Diego Union-Tribune, 29 Aug. 2022 Hey look, the, the [00:09:00] women involved in this ha have had the ability to get away from it. Leila Atassi, cleveland, 18 July 2022 This is simply because the number five is pronounced ‘ha’. Duncan Madden, Forbes, 15 July 2022 Spieth ha been reportedly dealing with a stomach bug that forced him to skip out on practice on Wednesday. Jayna Bardahl, BostonGlobe.com, 17 June 2022 Posted by the series, the playful promo clip below recalls their first time sharing a milkshake, playing darts, and robbing a bank (ha!). Kelly Corbett, House Beautiful, 16 June 2022 If big, punchy chai spice isn’t your cup of tea (ha!), try Vahdam’s fragrant Saffron Masala Chai instead. Sonia Chopra, Bon Appétit, 26 Apr. 2022 Britt Baker gave her comeuppance by using Lockjaw wit ha Steelers glove. Alfred Konuwa, Forbes, 21 Apr. 2022 Shu, ha and ri are considered stages that someone goes through to become a true master. John Knotts, Forbes, 12 Apr. 2022 See More
Word History
Etymology
Interjection
Middle English, from Old English
First Known Use
Interjection
before the 12th century, in the meaning defined above
Time Traveler
The first known use of ha was before the 12th century