Considerer :: Considerer (n.) One who considers; a man of reflection; a thinker.
Intersidereal :: Intersidereal (a.) Between or among constellations or stars; interstellar.
Sidereal :: Sidereal (a.) Relating to the stars; starry; astral; as, sidereal astronomy..
Sidereal :: Sidereal (a.) Measuring by the apparent motion of the stars; designated, marked out, or accompanied, by a return to the same position in respect to the stars; as, the sidereal revolution of a planet; a sidereal day..
Siderealize :: Siderealize (v. t.) To elevate to the stars, or to the region of the stars; to etherealize..