What does JCT stand for on highway signs?

Dear Cecil:

What does JCT stand for, as in "I-45—JCT 2 miles"? I almost had a wreck yesterday trying to figure it out, and I have yet to receive a satisfactory answer. Help please soon.

Cecil replies:

Cecil Adams replies:

That does it. Next time I wash the screwdriver before the lobotomy. JCT stands for “junction.”

Send questions to Cecil via cecil@straightdope.com.

Comment on this Column