Etymograph

English

semasphere

From sema- + -sphere.

Formed from sema- + -sphere

Proto-Indo-European *dʰyéh₂mn̥

Ancient Greek σῆμα ‘sign, mark’

English sema-

Today it means

noun An aerostatic signalling apparatus.

Sources

Sources: Wiktionary, “semasphere”. 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 / semasphere

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