Etymograph

English

triocular

From tri- + ocular.

Formed from tri- + ocular

Proto-Indo-European *tri- ‘three, threefold’

Proto-Italic *tri- ‘three, tri-’

English tri-

Proto-Italic *okʷ(e)los

Latin oculus ‘eye’

Latin oculāris ‘of the eye’

English ocular

Today it means

adj Having or relating to three eyes.

Sources

Sources: Wiktionary, “triocular”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / triocular