Standard Lemma guide

semiannually

adv · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • CMU ARPABET: S EH2 M IY0 AE1 N UW0 AH0 L IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
  • CMU ARPABET 2: S EH2 M AY0 AE1 N UW0 AH0 L IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
  • CMU ARPABET 3: S EH2 M IY0 AE1 N UW0 L IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
  • CMU ARPABET 4: S EH2 M AY0 AE1 N UW0 L IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adv

Meaning 1

In a semiannual manner, twice yearly.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adverb

Meaning 2

twice a year

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: biyearly

Antonyms: none provided

History

Etymology

From semi- + annually or semi- + annual + -ly.