greenhouse

noun green·house \ ˈgrēn-ˌhau̇s \

|Updated on: 7 Jun 2018

Examples: greenhouse in a Sentence

Definition of greenhouse

1 : a structure enclosed (as by glass) and used for the cultivation or protection of tender plants

2 : a clear plastic shell (such as a canopy) covering a section of an airplane; also : a compartment (as for a bombardier) enclosed by such a shell

See greenhouse defined for English-language learners

See greenhouse defined for kids

Examples of greenhouse in a Sentence

needed to move the plants into the greenhouse before the first frost killed them

Recent Examples of greenhouse from the Web

Food waste is a growing problem in America, with the USDA estimating that as much as 40 percent of available food gets wasted annually, costing $165 billion and damaging the environment with potent greenhouse gas emissions at landfills.

— staff report, Houston Chronicle, "Second Servings of Houston rescues over one million pounds of food," 1 June 2018
The centerpiece is a $70 million American Cities Climate Challenge, a program that will select 20 U.S. cities and help them speed up their efforts to reduce greenhouse gas emissions.

— CBS News, "Michael Bloomberg pledges $70 million to help cities reduce greenhouse gas emissions," 1 June 2018
The rules would have pushed automakers to keep reducing the greenhouse gas emissions of their vehicles out to 2025.

— megan geuss, Ars Technica, "EPA close to finish line on rolling back auto emissions standards," 31 May 2018
The decision comes after California passed a law in 2015 calling for agencies to direct utilities to invest in electrifying transportation to help cut greenhouse gas emissions by 40%, compared with 1990 levels, by 2030.

— bloomberg, latimes.com, "California OKs record-high investment in utilities' electric-vehicle programs," 31 May 2018
According to estimates by the California Air Resources Board, transportation accounts for about 35 to 40 percent of California's greenhouse gas emissions.

— rob nikolewski, sandiegouniontribune.com, "California utilities commission OKs $776.5 million to boost electric vehicle use," 31 May 2018
One contributing factor is the global rise in greenhouse gas emissions.

— emily atkin, The New Republic, "America’s Flooded Future," 30 May 2018
Earlier this year, McDonald’s announced plans to cut greenhouse gas emissions.

— greg trotter, ajc, "McDonald’s will keep using plastic straws, but is studying alternatives," 28 May 2018
Methane is 20 times more efficient at trapping heat in the atmosphere than carbon dioxide and accounted for 10 percent of the world's greenhouse gas emissions in 2016, according to U.S. Environmental Protection Agency data.

— benjy egel, sacbee, "Can seaweed make cow farts less potent? These UC Davis scientists hope to find out | The Sacramento Bee," 24 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'greenhouse.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of greenhouse

1664

in the meaning defined at sense 1

See Words from the same year

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greenhouse Synonyms

Synonyms

conservatory, hothouse;

Related Words

cold frame, hot bed;

nursery;

botanical garden (also botanic garden);

greenhouse

adjective

Definition of greenhouse

: of, relating to, contributing to, or caused by the greenhouse effect

greenhouse warming

greenhouse gases

See greenhouse defined for English-language learners

Recent Examples of greenhouse from the Web

In the case of Harvey, as with other specific events, scientists now have the capability to perform attribution studies which make more quantitative statements about how greenhouse gas emissions influenced that event.

— suzana camargo, Fortune, "Global Warming Didn’t Cause Hurricane Harvey. Here’s What Did.," 29 Aug. 2017
The worse mileage a vehicle gets the more greenhouse gas emissions flow into our atmosphere.

— gary richards, The Mercury News, "Mr. Roadshow: Why is she bragging about her polluting old car?," 6 Mar. 2017
Several independent analyses, including authoritative studies from the Department of Energy’s Argonne National Laboratory in Illinois, suggest that ethanol releases significantly less greenhouse gas emissions than gasoline.

— david gelles, New York Times, "The Standoff Between Big Oil and Big Corn," 17 Sep. 2016
The school was able to cheaply heat its greenhouse year-round with cord wood cut by students.

— Bloomberg.com, "New Alaska Handbook Provides How-to on Heated Greenhouses," 12 May 2017