v. （尤指用显著或明显的方式）显示；（使）显著；在（十字路口）设置交通信号灯（signalize 的过去式及过去分词）

Signalize \Sig"nal*ize\, v. t. [imp. & p. p. {Signalized}; p.
pr. & vb. n. {Signalizing}.] [From {Signal}, a.]
1. To make signal or eminent; to render distinguished from
what is common; to distinguish.

It is this passion which drives men to all the ways
we see in use of signalizing themselves. --Burke.

2. To communicate with by means of a signal; as, a ship
signalizes its consort.

3. To indicate the existence, presence, or fact of, by a
signal; as, to signalize the arrival of a steamer.