different between backout vs blackout

English

Etymology

From the verb phrase back out.

Noun

backout (plural backouts)

1. A reversal or undoing of tasks previously done (often in reverse order).
2. (aerospace) A reversed countdown (i.e. ascending numbers) in response to problems leading up to a launch.

Anagrams

• out back, outback

English

Alternative forms

• black-out

Etymology

From the verb phrase black out.

Pronunciation

• (US) IPA^(key): /?blæka?t/

Noun

blackout (plural blackouts)

1. A temporary loss of consciousness.
2. A temporary loss of memory.

   Synonym: pass out

3. An instance of censorship, especially a temporary one.

4. A large-scale power failure, and resulting loss of electricity to consumers.
   • "The repairs at the Koeberg Power Station in the Western Cape were on schedule for completion in the third week of May. This follows huge blackouts related to the problems at the power supplier since November. Weekend Argus May 13/14 2006 p.5.
5. (historical) The mandatory blocking of all light emanating from buildings as imposed during World War II.

Derived terms

• blackout cake
• blackout gag
• blackout lamp

Translations

See also

• brownout
• whiteout

Further reading

• blackout on Wikipedia.Wikipedia

Spanish

Etymology

From English blackout.

Noun

blackout m (plural blackouts)

1. blackout (clarification of this definition is needed)