Word: 小于 (xiǎoyú) Traditional: 小於 小于 dictionary entry xiǎoyú less than, < Full dictionary entry for 小于 Example sentences using 小于 2 sentences, showing page 1 of 1. 五小于八，这个你应该知道。 Wǔ xiǎoyú bā, zhège nǐ yīnggāi zhīdào. Five is less than eight; you should know that. 五小于八，这个你知道吧？ Wǔ xiǎoyú bā, zhège nǐ zhīdào ba? Five is less than eight, you know that, right?