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View synonyms for

semiannual

[sem-ee-an-yoo-uhl, sem-ahy-]

adjective

  1. Also occurring, done, or published every half year or twice a year; biannual.

  2. lasting for half a year.

    a semiannual plant.



semiannual

/ ˌɛɪˈæʊə /

adjective

  1. occurring every half-year

  2. lasting for half a year

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Confusables Note

See bi- 1.
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Other Word Forms

  • semiannually adverb
  • ˌ𳾾ˈԲԳܲ adverb
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Word History and Origins

Origin of semiannual1

First recorded in 1785–95; semi- + annual
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Example Sentences

Examples have not been reviewed.

It also describes it's approach to Transparency Reports as "semiannual".

From

The Department of Water Resources released the information in its semiannual report on groundwater conditions.

From

The semiannual report came after water officials stepped up efforts during last year’s rains to capture water flows from melting snowpack in the mountains and encouraged farmers to flood fields to replenish groundwater basins.

From

The Uniform Time Act allowed states to make standard time permanent, getting rid of the semiannual time changes.

From

Netflix has released its first semiannual engagement report for a multitude of shows and movies on the streaming service, in an effort for greater data transparency.

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Related Words

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When To Use

doessemiannual mean?

Semiannual means twice a year (or, technically, once every half a year).The word semiyearly means the same thing as semiannual. The words biannual and biyearly can be synonyms of semiannual, but they can also mean once every two years (every other year).Although semiannual is only used to mean twice a year—not every two years—it can still be confusing. The best (and maybe only) way to be perfectly clear is to just say “twice a year.”It’s especially used to describe events, as in semiannual sale—a sale that happens twice a year.Less commonly, semiannual can also mean lasting for half a year, as in To participate in the semiannual internship, you must be available for the full six months.The adverb form of semiannual is semiannually.Examples: The dentist recommends a checkup every six months, so I guess I have to make my semiannual appointment.

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