Noun. 1. lassie-a girl or young woman who is unmarried. jeune fille, lass, young girl. bobby-socker, bobbysoxer-an adolescent girl wearing bobby socks (common in the 1940s). fille, girl, miss, missy, young lady, young woman-a young woman; a young lady of 18. Lolita-a sexually precocious young girl.
A galaxy is a gravitationally bound system of stars, stellar remnants, interstellar gas, dust, and dark matter.[1][2] The word galaxy is derived from the Greek galaxias (Î³Î±Î»Î±Î¾Î¯Î±Ï), literally milky, a reference to the Milky Way.
normal spiral galaxy. [â²nÈ¯rÂ·mÉl â²spÄ«Â·rÉl â²galÂ·ikÂ·sÄ] (astronomy) A galaxy that has a lens-shaped central portion with two arms that begin to coil in the same plane and in the same fashion immediately upon emerging from opposite sides of it.