DICT.TW Dictionary Taiwan
18.191.192.250

Search for:
[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

1 definition found

From: Webster's Revised Unabridged Dictionary (1913)

 Pol·y·op·tron Pol·y·op·trum n.  Opt. A glass through which objects appear multiplied, but diminished in size. [R.]