reconnaissance
UK[rɪˈkɒnɪsəns]US[rɪˈkɑːnɪsəns]
n
the process of obtaining information about an area or an enemy, especially for military purposes, by sending people or using aircraft, satellites, etc.
n
a preliminary survey or exploration to gain information, especially in scientific or engineering contexts.
Morpheme Breakdown
re
connaissance
re
again
connaissance
knowledge
Etymology
the word "reconnaissance" entered english in the early 19th century directly from french, where it means "recognition" or "survey." its french form, 'reconnaissance,' is built from the prefix 're-' (again) and 'connaissance' (knowledge), literally implying "knowing again" or "re-examining." this literal sense evolved from the latin verb 'cognoscere' (to become acquainted with, learn), which combines 'co-' (together) and 'gnoscere' (to know). the modern military and exploratory senses developed from the core idea of actively seeking out knowledge or information about a situation or terrain, essentially a repeated or careful act of knowing.
Analysis
Structure: re (again) + connaissance (knowledge)
- re: a prefix of latin origin meaning "again" or "back".
- connaissance: a french noun derived from old french 'conoistre' (to know), itself from latin 'cognoscere' (to get to know, recognize).
Examples
the pilot flew a reconnaissance mission over the enemy territory.
geological reconnaissance suggested the area was rich in minerals.
the robot was sent into the building for reconnaissance before the rescue team entered.