A person or thing of distinction.
Worthy of note; remarkable; memorable; noted or distinguished.
Easily noted (without connotations of value); clearly noticeable, conspicuous.
That can be observed; perceptible.
A person, principle, or thing which acts as a guide; a guiding light; also, something which attracts much attention; a centre of attention.
The star visible to the naked eye which was in the past, is now, or will be in the future nearest a celestial pole of a planet.