The kanji 備 means to prepare, to provide, to equip, to be prepared, or to be ready. It implies getting something ready for a specific purpose or situation, or making preparations in advance. The core meaning revolves around taking action to ensure readiness or to have something available when needed.

・On-yomi (音読み): ビ (bi) ・Kun-yomi (訓読み): そな.える (sona.eru)

⚫︎ 準備（じゅんび）をする Translation: To prepare, to make preparations. ⚫︎ 設備（せつび）が整っている Translation: The equipment is well-maintained/equipped. ⚫︎ 備えあれば憂いなし（そなえあればうれいなし） Translation: Preparedness prevents worry; Forewarned is forearmed.

The kanji 備 is a 形声文字 (keisei moji), a phonetic-ideographic compound. It combines the components 人（nin/hito, "person") and 田（den/ta, "field"). The phonetic component is 備(bi, meaning "to prepare"). The original meaning of 備 was related to preparing farmland. The addition of the "person" radical suggests someone taking action. Over time, the meaning expanded to encompass broader senses of preparation and readiness.