Standard Lemma guide
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
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
No pronunciation record was provided for this word.
noun
A line segment, joining the centre of a figure to an edge, that forms half of an axis of symmetry.
Definition source: English Wiktionary via Wiktextract
Topics: mathematics, sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
Etymology tree Proto-Indo-European *sem- Proto-Indo-European *sēmi Latin sēmi-bor. English semi- Proto-Indo-European *h2eǵ-? Proto-Indo-European *-os Proto-Indo-European *h2eḱs-der. Proto-Italic *aksis Latin axisbor. English axis English semiaxis From semi- + axis.
Across languages
2 source translations are retained for this English entry.
