Etymograph

English

proloculus

From pro- + loculus.

Formed from pro- + loculus

Proto-Indo-European *pér ‘through’

Proto-Indo-European *pró ‘forwards, before’

Proto-Italic *prō ‘in front of, before’

Latin prō ‘in favor of, on behalf of’

English pro-

Latin loculus ‘a small place’

English loculus

Today it means

noun An initial chamber.

Sources

Sources: Wiktionary, “proloculus”. 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 / proloculus

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