Standard Lemma guide

halfwidth

adj · noun · 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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No pronunciation record was provided for this word.

1

adj

Meaning 1

Of a text character, occupying the space of half of a fullwidth character, or one "normal" text column.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: computing, engineering, mathematics, media, natural-sciences, physical-sciences, publishing, sciences, typography

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The width of a spectroscopic peak at half its height.

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From half + width.

Across languages

Translations

9 source translations are retained for this English entry.

  • Chinese Mandarin: 半角 (bànjiǎo) — occupying half the width of a fullwidth character
  • Chinese Mandarin: 半形 (bànxíng) — occupying half the width of a fullwidth character
  • Finnish: puolilevyinen — occupying half the width of a fullwidth character
  • French: demi-chasse — occupying half the width of a fullwidth character
  • Italian: a metà larghezza — occupying half the width of a fullwidth character
  • Japanese: 半角 (hankaku) — occupying half the width of a fullwidth character
  • Korean: 반각 (ban'gak) — occupying half the width of a fullwidth character
  • Portuguese: de meia largura — occupying half the width of a fullwidth character
  • Russian: полушири́нный (poluširínnyj) — occupying half the width of a fullwidth character