adj. of, relating to, or being a cause of something; causing
n. a word (such as because) that expresses a reason or a cause
the GNU version of the Collaborative International Dictionary of English
adj. Relating to a cause or causes; inplying or containing a cause or causes; expressing a cause; causative.
n. A causal word or form of speech.
The Century Dictionary and Cyclopedia
Constituting or being a cause; producing effects or results; causative; creative: as, causal energy.
Relating to a cause or causes; implying or containing a cause or causes; expressing a cause.
n. In grammar, a word that expresses a cause, or introduces a reason.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. involving or constituting a cause; causing
Word Usage
"Dale thought literary history mattered mainly as a connected narrative of improvement, and he accordingly asked students to explain causal connections in that narrative."