Standard Lemma guide

nonproprietary

adj · noun · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

adj

Meaning 1

Lacking proprietary value; not private or privileged information; not owned by anyone (not anyone's property, whether intellectual property or otherwise).

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Lacking proprietary value; not private or privileged information; not owned by anyone (not anyone's property, whether intellectual property or otherwise).

Not protected by trademark, patent, or trade secret and thus open to commercial use without license; said of drugs (medications) and of various kinds of goods and materials.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: generic

Antonyms: none provided

3

noun

Meaning 3

A drug that is not proprietary.

Definition source: English Wiktionary via Wiktextract

Topics: medicine, pharmacology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: generic

Antonyms: none provided

4

adjective

Meaning 4

not protected by trademark or patent or copyright

Definition source: Princeton WordNet 3.0

Examples

  • nonproprietary products are in the public domain and anyone can produce or distribute them

Meaning relationships

Synonyms: none provided

Antonyms: proprietary

History

Etymology

From non- + proprietary.