noun, feminine/ɔp.sɛʁ.va.sjɔ̃/plural: observations
observation (careful or controlled attention or consideration); observation (the result of such attention or consideration); observation (process of detached, objective examination); observation (the result of one of the above-described actions expressed in or rendered into words for the purpose of dissemination); observance of (adherence or conformity to) rules, conventions, laws, etc.
Synonyms: respect, observance
Borrowed from Latin observātiōnem. By surface analysis, observer + -ation.