We found 2 dictionaries that define the word Category 4:

General (1 matching dictionary)

1. category-4: Wordnik

Computing (1 matching dictionary)

2. I T Glossary (No longer online)

Phrases: Category 4 cable, more... ▸ Words similar to Category 4 ▸ Usage examples for Category 4 ▸ Idioms related to Category 4 ▸ Wikipedia articles (New!) ▸ Words that often appear near Category 4 ▸ Rhymes of Category 4 ▸ Invented words related to Category 4