Trochal is a 7 letter English word. It's valid Scrabble word worth 12 points. It's valid Words with friends word worth 13 points.
You can make 221 anagrams from letters in trochal (achlort).
1835-45; Greek troch(ós) wheel + -al1
On the sides of the ventral depression are two ridges which form the lateral boundaries of the trochal disc.
At a later period the lateral ridges of the trochal disc meet dorsally and so enclose the proral lobe.