a breaking down, wearing out, or sudden loss of ability to function efficiently, as of a machine.
a loss of mental or physical health; collapse.Compare nervous breakdown.
an analysis or classification of something; division into parts, categories, processes, etc.
Chemistry.
decomposition.
analysis (def. 6).
Electricity. an electric discharge passing through faulty insulation or other material used to separate circuits or passing between electrodes in a vacuum or gas-filled tube.
a noisy, lively folk dance.
Origin of breakdown
First recorded in 1825–35; noun use of verb phrase break down
That will get you more granular information about your fitness data—including more detailed breakdowns of how it arrived at your stress score.
The new Fitbit knows when you’re stressed—and how to help you chill|Stan Horaczek|August 26, 2020|Popular Science
Healthcare systems could get overloaded, tooOn top of a breakdown of the testing systems, there’s a serious concern that an influx of people with severe influenza could push healthcare systems over the edge too.
The COVID-19 pandemic is about to collide with flu season. Here’s what to expect.|Sara Chodosh|August 26, 2020|Popular Science
The randomness of such a process would be able to account for the breakdown of homogeneity and isotropy in the early universe, without having to invoke any observer or measuring device.
Schrödinger’s Cat When Nobody Is Looking - Issue 89: The Dark Side|Daniel Sudarsky|August 26, 2020|Nautilus
In our conversation, Topol explained what we can and can’t expect from vaccines, what the communication breakdown over the pandemic has meant, and, surprisingly, why we can look on the bright side.
We Don’t Have to Despair - Issue 88: Love & Sex|Robert Bazell|August 12, 2020|Nautilus
Smaller DNA segments are assumed to represent older instances of mating across populations than longer segments due to the breakdown of shared segments in later generations.
South Americans may have traveled to Polynesia 800 years ago|Bruce Bower|July 8, 2020|Science News
So definitely in that breakdown I used every bit of my personal life.
Eliza Coupe Finds Her ‘Happy Ending’ With ‘Benched’|Kevin Fallon|October 28, 2014|DAILY BEAST
Did giving her the attention in the first place contribute to the breakdown?
Amanda Bynes Has a ‘Microchip’ in Her Brain. Why Are We Fascinated By This?|Kevin Fallon|October 10, 2014|DAILY BEAST
Republicans currently dominate the breakdown, with 27 GOP secretaries of state in the 47 states that have the position.
The Democrats' Katherine Harris Strategy|Patricia Murphy|September 6, 2014|DAILY BEAST
In fact, research has shown that hitting the weights without fuel can lead to the breakdown of muscle.
Does Fasted Cardio Really Burn More Fat?|DailyBurn|August 22, 2014|DAILY BEAST
Once we eat, insulin (which regulates the breakdown of fat) increases in our body.
Does Fasted Cardio Really Burn More Fat?|DailyBurn|August 22, 2014|DAILY BEAST
Said he used to be a breakdown man in Buffalo, on the yards.
The Syndic|C.M. Kornbluth
Get upon the deck, and I'll swaller this iron if you aren't able to dance a breakdown in a jiffy!
The Wreck of the Grosvenor, Volume 1 of 3|William Clark Russell
Dying is that breakdown in an organism which throws it out of correspondence with some necessary part of the environment.
Natural Law in the Spiritual World|Henry Drummond
From here it looks something like a ‘breakdown’, but it may be the very spot we want to find.
The Adventures of Dick Maitland|Harry Collingwood
There was not much of the poetry of motion about it, their dance being of the breakdown genus.
Jack Harkaway's Boy Tinker Among The Turks|Bracebridge Hemyng
British Dictionary definitions for breakdown
break down
verb(adverb)
(intr)to cease to function; become ineffectivecommunications had broken down
to yield or cause to yield, esp to strong emotion or tearsshe broke down in anguish
(tr)to crush or destroy
(intr)to have a nervous breakdown
to analyse or be subjected to analysis
to separate or cause to separate into simpler chemical elements; decompose
(tr)NZto saw (a large log) into planks
break it downAustralian and NZinformal
stop it
don't expect me to believe that; come off it
nounbreakdown
an act or instance of breaking down; collapse
short for nervous breakdown
an analysis or classification of something into its component partshe prepared a breakdown of the report
the sudden electrical discharge through an insulator or between two electrodes in a vacuum or gas discharge tube
electrical engineeringthe sudden transition, dependent on the bias magnitude, from a high to a low dynamic resistance in a semiconductor device
Demolish, destroy, either physically or figuratively, as in The carpenters broke down the partition between the bedrooms, or The governor's speeches broke down the teachers' opposition to school reform. [Late 1300s]
2
Separate into constituent parts, analyze. For example, I insisted that they break down the bill into the separate charges for parts and labor, or The chemist was trying to break down the compound's molecules. [Mid-1800s]
3
Stop functioning, cease to be effective or operable, as in The old dishwasher finally broke down. [Mid-1800s]
4
Become distressed or upset; also, have a physical or mental collapse, as in The funeral was too much for her and she broke down in tears, or After seeing all his work come to nothing, he broke down and had to be treated by a psychiatrist. [Late 1800s]