science-n; 3 Senses

Sense Number 1: scientific discipline

Commentary: a particular branch of scientific knowledge

The science of genetics is very interesting.

WordNet 2.0 Sense Numbers: 1

Sense Number 2: skill

Commentary: activity that requires study and method

The skill of a well-trained boxer is clear when compared to an amateur.
The sweet science of pugilism.
Jack has pancake eating down to a science.
"Sense grouping is more of an art than a science, right now." -Ben Snyder

WordNet 2.0 Sense Numbers: 2

Sense Number 3: class

Commentary: shortened conversational form of "science class"

I had to run yesterday to get to science on time.
Yesterday, in science, we learned about photosynthesis.
Science was always my favorite class in high school.
I have science right after lunch this year.

WordNet 2.0 Sense Numbers: -