2 syllables: green, house. Stress on green.
GREEN-hows
/ˈɡɹiˌnhaʊs/
greenhouse is pronounced GREEN-hows (/ˈɡɹiˌnhaʊs/). It has two syllables (green-house), with the stress on "green". A compound noun or adjective referring to a structure with transparent walls and roof made of glass, used for cultivating plants or housing them in controlled environments. In common use, it also denotes a house that is green in exterior or environmental-context terms. It functions as a single lexical item in modern English, though its parts retain independent meanings.
A compound noun or adjective referring to a structure with transparent walls and roof made of glass, used for cultivating plants or housing them in controlled environments. In common use, it also denotes a house that is green in exterior or environmental-context terms. It functions as a single lexical item in modern English, though its parts retain independent meanings.
"The garden club built a new greenhouse with automatic vents."
"Researchers studied plant growth inside a climate-controlled greenhouse."
"She collects rare orchids from the greenhouse at the botanical center."
Pronounce as two-morpheme compound: /ˈɡriːnˌhaʊs/. Stress on the first syllable: GREEN-house. The first syllable has long /iː/ as in 'green'; the second syllable has /aʊ/ as in 'house'. Keep a crisp /h/ at the boundary. IPA helps: US/UK same: ˈɡriːnˌhaʊs. Listen for a clean boundary between /n/ and /h/, with slight pause or boundary tone to avoid blending into ‘greenhouse’ as a single rapid chunk.
Two frequent errors: (1) Slurring the boundary, producing /ˈɡriːnhaʊz/ or /ˈɡriːnhaʊs/ with a voiced z; ensure you release /s/ as /s/ after /haʊs/. (2) Confusing /haʊs/ with /haʊz/; the final is unvoiced /s/. Practice by isolating syllables: GREEN + HOUSE, then blend with a light boundary. Emphasize the voiceless s and keep /haʊs/ unvoiced. (Tip: exaggerate the /h/ onset briefly to reestablish boundary.)
In US, UK, and AU, the initial GREEN is identical /ɡriːn/. The second syllable /haʊs/ is rhotic-agnostic; UK tends toward non-rhoticization in connected speech, but /haʊs/ remains with strong /h/ and /aʊ/ diphthong. AU tends to flatter vowels slightly and maintain the same /haʊs/. Overall, main difference is rhythm and vowel length in fast speech; the core segments remain /ˈɡriːnˌhaʊs/ across these varieties.
Key challenge is the boundary between /n/ and /h/ in a rapid sequence, creating a subtle transition that listeners may mishear as /nha/ or merge the two syllables. The /haʊs/ part has a short, crisp /h/ followed by a clear /aʊ/ diphthong; many fail to articulate the voiceless /s/ at the end, merging with the vowel. Focusing on segmenting GREEN and HOUSE with a deliberate boundary and crisp final /s/ reduces ambiguity.
Despite being a simple two-morpheme word, the pronunciation relies on a well-timed boundary between two distinct phonemes: /n/ and /h/. The /haʊs/ syllable centers on a compact, high-fronted glide /aʊ/ that contrasts with the open‑fronted /iː/ in GREEN. Maintaining a short, controlled release at the /h/ helps prevent the common error of assimilating /n/ into /h/. This subtle boundary is a typical pitfall for non-native speakers and a key focus for mastery.
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US: clear, stronger rhoticity in connected speech, emphasize the GREEN with a longer /iː/. UK: slightly shorter first vowel, more clipped pace, /ˈɡrēn/ but still /iː/; final /haʊs/ remains. AU: slight vowel widening; keep /haʊs/ as in other varieties, but with Australian vowel quality in /ɪə/ or /eə/? Not applicable here; keep /haʊs/ with Australian vowel sits closer to /æu/? Focus on same rhotic boundary. IPA references: /ˈɡriːnˌhaʊs/.
Greenhouse is a compound formed from green, in the sense of living vegetation, and house, dating from the 17th century in English. The term green denotes living plants, not color here, distinguishing it from timber structures; its green associations are rooted in cultivation and horticulture. Early uses referred to structures for growing or displaying plants with glass to trap heat and light. The first known instances appear in 17th-century English gardening literature, where glass was used for hotbeds and plant propagation. Over time, the construct “greenhouse” became a standard term, paralleling “glasshouse” in British usage. The compound’s semantic shift toward controlled-environment agriculture intensified in the 19th and 20th centuries with the advent of heated glass structures for year-round cultivation. In contemporary usage, greenhouse can refer to both a physical structure and to any environment conducive to plant growth, as well as metaphorically to an environmentally mindful space. The etymology thus reflects the evolution of horticultural technology and the cultural emphasis on plant cultivation within glass-enclosed spaces.
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Words that rhyme with "greenhouse"
-eze sounds
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