|Origin:||Latin scientia 'knowledge', from scire 'to know'|
sci‧ence S1 W1
knowledge about the world, especially based on examining, testing, and proving facts:
Many leading scientists do not consider that science can give absolutely reliable knowledge.
the founder of modern science, Isaac Newton
developments in science and technology
the study of science:
What did you do in science class today?
a particular part of science, for example biology, chemistry, or physics:
the physical sciences
used to say that something involves a lot of guessing and there is not just one right way to do it:
Advertising is not an exact science - you're always taking a risk.