obsolete

The word “obsolete” means no longer used because something newer or better has replaced it. In plain terms, out of date and no longer in practical use.

“Obsolete” is pronounced OB-suh-leet (/ˈɑbsəlit/ in IPA).

Here is “obsolete” used in a sentence: “That software became obsolete once the new operating system launched.”

Words with a similar meaning to “obsolete” include anachronistic, antediluvial, antediluvian, antiquated, antique and archaic.

The opposite of “obsolete” — its antonyms — are active, current, employed, fashionable and future proof.

“Obsolete” is an adjective.

The word “obsolete” comes from Latin. From Latin obsoletus, "worn out, gone out of use", from obsolescere, "to fall into disuse" — the source of the word "obsolescence".

“Obsolete” is an uncommon word in modern English.

Obsolete means no longer used because something newer or better has replaced it entirely, often implying the item is no longer functional or relevant at all. Outdated can simply mean old-fashioned or behind current standards while still being usable, so obsolete is generally the stronger term.

Yes, technology is one of the most common areas where things become obsolete, since newer devices, formats, or software frequently replace older ones within a short time. A once-common gadget or file format can become obsolete as soon as a better replacement becomes standard.

Obsolete does not necessarily mean broken; it means the item or system is no longer used because it has been superseded by something newer or better. An obsolete device may still technically work but is no longer practical or supported.