control vs expression

control

noun
  • Influence or authority over something. 

  • A duplicate book, register, or account, kept to correct or check another account or register. 

  • An interface element that a computer user interacts with, such as a window or a text box (abbreviated Ctrl). 

  • A control group or control experiment. 

  • A checkpoint along an audax route. 

  • A means of monitoring for, and triggering intervention in, activities that are not going according to plan. 

  • The method and means of governing the performance of any apparatus, machine or system, such as a lever, handle or button. 

  • Restraint or ability to contain one's movements or emotions, or self-control. 

  • A security mechanism, policy, or procedure that can counter system attack, reduce risks, and resolve vulnerabilities; a safeguard or countermeasure. 

  • A spirit that takes possession of a psychic or medium and allows other spirits to communicate with the living. 

  • A construction in which the understood subject of a given predicate is determined by an expression in context. See control. 

  • Any of the physical factors determining the climate of a place, such as latitude, distribution of land and water, altitude, exposure, prevailing winds, permanent high- or low-barometric-pressure areas, ocean currents, mountain barriers, soil, and vegetation. 

verb
  • (construed with for) To design (an experiment) so that the effects of one or more variables are reduced or eliminated. 

  • to hold in check, to curb, to restrain 

  • To exercise influence over; to suggest or dictate the behavior of. 

expression

noun
  • A colloquialism or idiom. 

  • A specific blend of whisky. 

  • The action of expressing thoughts, ideas, feelings, etc. 

  • An arrangement of symbols denoting values, operations performed on them, and grouping symbols. 

  • The process of translating a gene into a protein. 

  • A facial appearance usually associated with an emotion. 

  • (manufacturing) The act of pressing or squeezing out. 

  • A particular way of phrasing an idea. 

  • A piece of code in a high-level language that returns a value. 

  • The tone of voice or sound in music. 

  • emotional involvement or engagement in a text read aloud rendered by the voice of the reciter or the reader 

How often have the words control and expression occurred in a corpus of books? (source: Google Ngram Viewer )