Meaning of OBSERVATION in English

OBSERVATION

I. ˌäb-sər-ˈvā-shən, -zər- noun

Etymology: Middle French, from Latin observation-, observatio, from observare

Date: 1535

1.

a. : an act or instance of observing a custom, rule, or law

b. : observance 3

2.

a. : an act of recognizing and noting a fact or occurrence often involving measurement with instruments

weather observation s

b. : a record or description so obtained

3. : a judgment on or inference from what one has observed ; broadly : remark , statement

4. obsolete : attentive care : heed

5. : the condition of one that is observed

under observation at the hospital

• ob·ser·va·tion·al -shnəl, -shə-n ə l adjective

• ob·ser·va·tion·al·ly adverb

II. adjective

Date: 1872

: designed for use in viewing something (as scenery) or in making observations

an observation tower

the observation platform

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.