The kanji 軒 primarily refers to "eaves" or "a house". More specifically, it signifies the space under the eaves of a building, or by extension, a house or dwelling. It often implies a small or individual house.

・On-yomi (音読み): ケン ・Kun-yomi (訓読み): のき

⚫︎軒先 (のきさき) Translation: Eaves; the space in front of a house. ⚫︎一軒 (いっけん) Translation: One house; a house. ⚫︎軒並み (のきなみ) Translation: A row of houses; a series of (similar) things; one after another.

The kanji 軒 is a phono-semantic compound (形声文字; けいせいもじ). The left side is a radical called 車(くるま) which originally looked like "cart". The right side of the character represents the sound ケン, related to the meaning, the word means "eaves" or "a house". This character was created by combining a semantic component related to structure with a phonetic component, giving a visual representation of the concept.