semiannual

adjective

semi·​an·​nu·​al ˌse-mē-ˈan-yə(-wə)l 

ˌse-ˌmī-,

-mi-

: occurring every six months or twice a year

semiannually adverb

Examples of semiannual in a Sentence

my semiannual visit to my cousin

Recent Examples on the Web

Vaccarello, who was born and raised in Belgium to Sicilian parents, spends a month in Los Angeles twice each year, usually in March and November, a recuperation from the semiannual exertions of the women’s collection. —Rob Haskell, Vogue, 20 Oct. 2025

Martin said semiannual reporting could help private companies ease into the public markets. —Sheryl Estrada, Fortune, 17 Oct. 2025

According to The Arizona Republic, there have been discussions about abolishing the semiannual time changes, and President Donald Trump, Elon Musk and others support it. —Haadiza Ogwude, Cincinnati Enquirer, 23 Sep. 2025

During New York Fashion Week, Sloane’s at The Manner was the backdrop for WWD to host its semiannual New York Fashion Week dinner on Sept. 16; the publication marked the occasion as part of its 115th anniversary celebrations. —Fairchild Studio, Footwear News, 23 Sep. 2025

Word History

First Known Use

1791, in the meaning defined above

Rhymes for semiannual

• interannual

Kids Definition

semiannual

adjective

semi·​an·​nu·​al ˌsem-ē-ˈan-yə(-wə)l 

ˌsem-ˌī-

: occurring every six months or twice a year

semiannually

-ē

adverb