simplex.
single
Meaning & usage
single
simple, plain, uncompounded
pure, unmixed
sincere, naive, frank, open, without guile, guileless, unsuspecting, innocent
prime
Where this word comes from
Etymology tree Proto-Indo-European *sem- Proto-Indo-European *sm̥-der. Latin sem- Proto-Indo-European *pel-der.? Latin -plex Latin simplex From sem- (“one; single-”) + -plex (“-fold”). The first element (from Proto-Indo-European *sem-, *sm̥-) does not occur independently in Latin, but is also seen in semel (“once”) and semper (“always, forever”). De Vaan reconstructs Proto-Italic *sm̥-plak-s, but also reconstructs Proto-Italic *-plek-s.
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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.