Sentence:  Judge Short had gone to town, and Farrar was off for a three days' cruise up the lake. I was bitterly regretting I had not gone with him when the distant notes of a coach horn reached my ear, and I <WSD>descried</WSD> a four-in-hand winding its way up the inn road from the direction of Mohair. 
Meaning of the word marked with <WSD> tags:  To discover (a distant or obscure object) by the eye; to espy; to discern or detect.