Having two angles or corners.
From Latin 'bi-' meaning two and 'angulous' meaning angled, from 'angulus.' An alternative to 'biangular,' preferred in some technical contexts.
Why do English speakers have multiple synonyms for the same technical concept? Because scientists and mathematicians come from different traditions—some prefer '-ar' endings, others '-ous'.
Complete word intelligence in one call. Free tier — 50 lookups/day.