condition vs stratum

condition

noun
  • A particular state of being. 

  • A logical clause or phrase that a conditional statement uses. The phrase can either be true or false. 

  • A requirement or requisite. 

  • The health status of a medical patient. 

  • A certain abnormal state of health; a malady or sickness. 

  • A clause in a contract or agreement indicating that a certain contingency may modify the principal obligation in some way. 

  • The state or quality. 

verb
  • To place conditions or limitations upon. 

  • To treat (the hair) with hair conditioner. 

  • To test or assay, as silk (to ascertain the proportion of moisture it contains). 

  • To contract; to stipulate; to agree. 

  • To subject to the process of acclimation. 

  • To shape the behaviour of someone to do something. 

  • To impose upon an object those relations or conditions without which knowledge and thought are alleged to be impossible. 

  • To put under conditions; to require to pass a new examination or to make up a specified study, as a condition of remaining in one's class or in college. 

  • To make dependent on a condition to be fulfilled; to make conditional on. 

  • To subject to different conditions, especially as an exercise. 

stratum

noun
  • A class of society composed of people with similar social, cultural, or economic status. 

  • One of several parallel horizontal layers of material arranged one on top of another. 

  • A layer of sedimentary rock having approximately the same composition throughout. 

  • Any of the regions of the atmosphere, such as the stratosphere, that occur as layers. 

  • A layer of vegetation, usually of similar height. 

  • The level of accuracy of a computer's clock, relative to others on the network. 

  • A layer of tissue. 

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