Simple past tense and past participle of specialize.(verb)
Highly skilled in a specific field.(adjective)
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Use "specialized" in a sentence
"Now the GPU is about to take its next big leap to becoming specialized GPGPU (of course, we realize that the term specialized and general purpose are some what contradictory)."
"A doctor knows what he knows, and in our own age, his knowledge is increasingly specialized, which is to say narrow: he can treat ailments in certain parts of the body—which he does, day after day—but when it comes to other parts, he is altogether out of his depth; he performs certain procedures, but only them."
"That era was characterized by certain specialized guilds in which afew skilled individuals dominated certain crafts like shoemaking and commanded large incomes while most of the inhabitants generally broke even finincially with a few exceptions."