Etymograph

English

pseudothecium

From pseudo- + thecium.

Formed from pseudo- + thecium

Ancient Greek ψεύδω ‘to lie’

Ancient Greek ψευδής ‘false, lying’

English pseudo-

Proto-Indo-European *dʰeh₁- ‘to do’

Ancient Greek θήκη ‘sheath’

Ancient Greek θήκιον

New Latin thēcium

English thecium

Today it means

noun An ascocarp resembling a perithecium but whose asci are not regularly organised into a hymenium and are bitunicate, having a double wall which expands when it takes up water and shoots the enclosed spores out suddenly to disperse them.

Sources

Sources: Wiktionary, “pseudothecium”. 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 / pseudothecium