(science fiction, robotics) One of the Three Laws of Robotics, requiring a robot to protect its own existence, as long as this does not conflict with the First Law (which forbids a robot to harm a human) or the Second Law (which requires robots to obey humans).

Alternative form of third time's a charm

Synonym of 3 John

A hypothesized phenomenon by which people tend to perceive that mass media messages have a greater effect on others than on themselves, based on personal biases.

(business) The supply of goods or services only on condition that the purchaser acquires other goods or services from a particular third party.

plural of third-person dual

plural of third angle projection

(uncountable) A method of technical drawing where the front view of the object is placed in the third quadrant, the side view is to the right, and the top view is above it. (More common in North America.)

(UK) Synonym of third time's a charm

plural of third-wave feminist