Definitions:

1. Describes a person, action or process that resembles the precision, efficiency, or mechanical nature of a machine. ADJECTIVE
   • His machinelike precision made him one of the best surgeons in the hospital.
2. Resembling a machine, particularly in its unthinking, automatic, or methodical funcioning or operation. ADJECTIVE
   • The assembly line moved with machinelike precision, churning out hundreds of products per hour.
3. Resembling the unthinking functioning of a machine. ADJECTIVE
   • The robot moved with machinelike efficiency, completing tasks without hesitation.

Synonyms:

• automated
• automatic
• mechanical
• precise
• programmed
• robotic
• unemotional