This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. No longer in use: an obsolete word.

adj. Outmoded in design, style, or construction: an obsolete locomotive.

adj. Biology Vestigial or imperfectly developed, especially in comparison with other individuals or related species; not clearly marked or seen; indistinct. Used of an organ or other part of an animal or plant.

v. To cause to become obsolete.

adj. no longer in use; gone into disuse; disused or neglected (often by preference for something newer, which replaces the subject).

adj. Imperfectly developed; not very distinct.

adj. No longer in use; gone into disuse; disused; neglected; ; -- applied chiefly to words, writings, or observances.

adj. Not very distinct; obscure; rudimental; imperfectly developed; abortive.

verb-intransitive. To become obsolete; to go out of use.

Gone out of use; no longer in use: as, an obsolete word; an obsolete custom; an obsolete law. Abbreviated obsolete

In descriptive zoöl., indistinct; not clearly or sharply marked; applied to colors, faded, dim: as, an obsolete purple; applied to ornaments or organs, very imperfectly developed, hardly perceptible: as, obsolete striæ, spines, ocelli.

To become obsolete; pass out of use.

To make obsolete; render disused.

In botany, notingan organ which is rudimentary or scarcely apparent.

adj. no longer in use

"What it has done and how it has done it, "published later as Tract 41 and renamed, when the passage of years rendered the title obsolete," The"

noncurrent   

customary    recent    new   

obsoleted    obsoletes    obsoleting   

obsolesce    obsolescence    obsoletion    obsolescent   

obsoleteness   

old    neglected    ancient    old-fashioned    antiquated    disused    antique    obscure    rudimental    abortive   

Crete    Deet    Delete    Fleet    Grete    Marguerite    Pete    Piet    Seat    Skeat   

antiquated    irrelevant    unintelligible    inaccurate    meaningless    unimportant    extinct    barbarous    impracticable    outdated