semiology.
Semiotics, the study of signs.
Meaning & usage
Semiotics, the study of signs.
The science of the signs or symptoms of disease; symptomatology.
The art of using signs in signalling.
The symptom expression of an epileptic seizure.
Where this word comes from
From New Latin semaeologia, from Ancient Greek σημεῖον (sēmeîon, “sign”) + -logia (“-logy”). By surface analysis, semio- + -logy.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.