A set of statements or principles devised to explain a group of facts or phenomena, especially one that has been repeatedly tested or is widely accepted and can be used to make predictions about natural phenomena, An assumption based on limited information or knowledge; a conjecture, A doctrine, or scheme of things, which terminates in speculation or contemplation, without a view to practice; hypothesis; speculation

The feeling of esteem, regard, or consideration excited by the contemplation of personal worth, dignity, or power; also, a similar feeling excited by corresponding attributes in things, Partial regard; undue bias; discrimination for or against some one, Esteem; regard; consideration; honor, transitive verb_ To feel or show deferential regard for; esteem or admire, To avoid interfering with or intruding upon, To relate or refer to; concer

the phenomenon of a propagating wave (light or sound) being thrown back from a surface, Something, such as an image, that is reflected, Result of meditation; thought or opinion after attentive consideration or contemplation; especially, thoughts suggested by truth

being in physical motion, functioning or capable of functioning, given to action rather than contemplation; practical; operative; -- opposed to speculative or theoretical