Sentence:  Sitting at the table one day, I held the fork in my left hand and pierced a piece of fried chicken. I put the knife through the second <WSD>tine</WSD>, as we had been strictly taught, and began to saw against the bone. 
Meaning of the word marked with <WSD> tags:  A spike or point on an implement or tool, especially a prong of a fork or a tooth of a comb.