Is BYTES a Wordle Word?

Yes. BYTES is a valid Wordle word.

It is not on the Wordle answer list, so it is unlikely to be a daily answer.

Plurals ending in S are almost never chosen as Wordle answers.

What does BYTES mean?

/baɪts/

A short sequence of bits (binary digits) that can be operated on as a unit by a computer; the smallest usable machine word.
(most commonly) A unit of computing storage equal to eight bits, which can represent any of 256 distinct values.“The word “hello” fits into five bytes of ASCII code.”

Definition from Wiktionary, available under the CC BY-SA license.

Starter word rating: AverageIn the top 31% of all valid Wordle words for testing common letters.
Vowels: E
Unique letters: 5 of 5
Common letters: T, E

Hard-mode trap: 6 valid words fit the pattern _YTES. If you reach it, you may need several guesses to find the last letter.

Letter ratings use how often each letter appears in Wordle answers.

Tap its tiles to the colours Wordle showed, and the Wordle Solver lists every word that still fits, with the best next guess.