Pertaining to ordnance constituted and set so as not to detonate or function accidentally.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
a fireproof steel box used to safeguard documents, currency, coins, and valuables. The word is sometimes also used to designate bank vaults that have walls of steel or reinforced concrete and armored doors equipped with combination locks and automatic alarm systems.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
What does it mean when you dream about a safe?
To dream of a safe in which to store valuables may indicate that the dreamer is hiding a sense of self worth and self value. To dream of being in a safe place may also indicate that the dreamer feels safe within themselves.
The Dream Encyclopedia, Second Edition © 2009 Visible Ink Press®. All rights reserved.
1. A tray with a waste pipe; placed below a fixture to catch overflow, below a pipe to catch leakage, etc.
2. A built-in or portable steel-enclosed repository, designed to protect stored materials against fire and/or burglary.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
A safe program analysis is one which will not reach invalid
conclusions about the behaviour of the program. This may
involve making safe approximations to properties of parts of
the program. A safe approximation is one which gives less
For example, strictness analysis aims to answer the question
"will this function evaluate its argument"?. The two possible
results are "definitely" and "don't know". A safe
approximation for "definitely" is "don't know". The two
possible results correspond to the two sets: "the set of all
functions which evaluate their argument" and "all functions".
A set can be safely approximated by another which contains it.
This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)