SPECIALIZED
specialized, specialised
(adjective) developed or designed for a special activity or function; “a specialized tool”
Source: WordNet® 3.1
Adjective
specialized (comparative more specialized, superlative most specialized)
Highly skilled in a specific field.
Verb
specialized
simple past tense and past participle of specialize
Source: Wiktionary
SPECIALIZE
Spe"cial*ize, v. t.
1. To mention specialy; to particularize.
2. To apply to some specialty or limited object; to assign to a
specific use; as, specialized knowledge.
3. (Biol.)
Definition: To supply with an organ or organs having a special function or
functions.
Source: Webster’s Unabridged Dictionary 1913 Edition