Simple Definition of inference
: the act or process of reaching a conclusion about something from known facts or evidence
: a conclusion or opinion that is formed because of known facts or evidence
Full Definition of inference
1 : the act or process of inferring (see infer): as a : the act of passing from one proposition, statement, or judgment considered as true to another whose truth is believed to follow from that of the former b : the act of passing from statistical sample data to generalizations (as of the value of population parameters) usually with calculated degrees of certainty
2 : something that is inferred; especially : a conclusion or opinion that is formed because of known facts or evidence
3 : the premises and conclusion of a process of inferring
Examples of inference in a sentence
In spite of the fact that there are virtually no controlled clinical trials examining the effects of obesity in people, we can make some inferences from animal research. —Patrick Johnson, Skeptical Inquirer, September/October 2005
We cannot see a past event directly, but science is usually based on inference, not unvarnished observation (you don't see electrons, gravity, or black holes either). —Stephen Jay Gould, Wonderful Life, 1989
The writer of science fiction extends or projects or draws inferences from what is known and accepted. —Karl Kroeber, Romantic Fantasy and Science Fiction, 1988
Its existence is only known by inference.
The program uses records of past purchases to make inferences about what customers will buy in the future.
What inference can we draw from these facts?
Origin of inference
First Known Use: 1594
INFERENCE Defined for Kids
Definition of inference for Students
1 : the act or process of reaching a conclusion about something from known facts
2 : a conclusion or opinion reached based on known facts
Legal Definition of inference
1 : the act or process of inferring; specifically : the act of passing from one proposition, statement, or judgment considered as true to another whose truth is believed to follow logically from that of the former
3 : the premises and conclusions of a process of inferring
Learn More about inference
Seen and Heard
What made you want to look up inference? Please tell us where you read or heard it (including the quote, if possible).