Less Than, Or Less, Not Exceeding, Below
noun
Compared with this, it's below. That's another way to say that what you have is less than it.
いか
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
五千円以下の中古のテレビはありますか?
Is there a used TV for less than 5,000 yen?
一メートル以下のイカは小さいイカです。
Squid less than one meter long are small squid.
以下が、私の作文です。
The following is my composition.