Definitions of observation

  1. the act of noticing or paying attention; " he escaped the notice of the police"
  2. an incidental remark
  3. the act of observing; taking a patient look
  4. The act or the faculty of observing or taking notice; the act of seeing, or of fixing the mind upon, anything.
  5. The result of an act, or of acts, of observing; view; reflection; conclusion; judgment.
  6. Hence: An expression of an opinion or judgment upon what one has observed; a remark.
  7. Performance of what is prescribed; adherence in practice; observance.
  8. The act of recognizing and noting some fact or occurrence in nature, as an aurora, a corona, or the structure of an animal.
  9. Specifically, the act of measuring, with suitable instruments, some magnitude, as the time of an occultation, with a clock; the right ascension of a star, with a transit instrument and clock; the sun's altitude, or the distance of the moon from a star, with a sextant; the temperature, with a thermometer, etc.
  10. The information so acquired.
  11. The act, power, or habit of taking notice; that which is noticed or learned; fact of being seen; as, he did not escape observation; a remark.
  12. Act of observing: attention: as distinguished from experiment, the act of recognizing and noting phenomena as they occur in nature: that which is observed: a remark: performance.
  13. Act of observing; attention; remark.
  14. The act or habit of observing.
  15. The act of observing or fixing the mind on anything; that which is observed; remark; observance; the angular measurement of any space on the celestial sphere.
  16. The act of noticing or remarking; the expression in words of what is observed or thought; comment or remark; in Scrip., outward show, as, " the kingdom of God cometh not with observation"; exhibition; in astron. and nav., the angular measurement of any space in the heavens; in science, the act of ascertaining temperature, or of noting or scrutinising some fact or occurrence in nature.