1. (

• awareness ,
• sentience ,

) state of elementary or undifferentiated consciousness; "the crash intruded on his awareness" ;

2. (

• sense ,
• sensation ,
• sentience ,
• sentiency ,
• sensory_faculty

) the faculty through which the external world is apprehended; "in the dark he had to depend on touch and on his senses of smell and hearing" ;

3. (

• sentience

) the readiness to perceive sensations; elementary or undifferentiated consciousness; "gave sentience to slugs and newts"- Richard Eberhart ;