An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

The quality or state of being insecure; something insecure.

→ in-; → security.

1) Freedom from care, anxiety, or doubt; well-founded confidence.
2) Something that secures or makes safe; protection; defense.
3) A department or organization responsible for protection or safety (Dictionary.com).

→ secure; → -ity.