WebAssembly, WASI, Wasmtime — the Wasm ecosystem has a compact but tricky vocabulary. This quiz covers official community pronunciations with full IPA notation so you speak like an insider.
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How is 'WebAssembly' (browser bytecode standard) pronounced?
WebAssembly is pronounced /wɛb əˈsɛmbli/ — 'WEB uh-SEM-blee'. 'Assembly' stresses the second syllable with /ə/ before 'sem'. The 's' in 'assembly' is /s/, not /z/. Option B stresses 'AS-' with the short /æ/ vowel; options C and D incorrectly voice the 's' as /z/.
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How is 'Wasm' (abbreviated form of WebAssembly) pronounced?
Wasm is pronounced /wɑːsm/ — 'WASM', rhyming with 'chasm'. The official pronunciation follows the contraction: 'W-asm' where 'asm' is /æzm/ or /ɑːsm/ depending on accent, but the 's' remains unvoiced. Option A voices the 's' as /z/; option C re-expands to 'WEB-'; option D introduces /ʃ/.
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How is 'WASI' (WebAssembly System Interface) pronounced?
WASI is pronounced /ˈwɑːsi/ — 'WAH-see', treating it as a word rather than spelling out each letter. The Bytecode Alliance and community speakers consistently use this form. Option B uses the long-A diphthong; option C shifts stress to the second syllable; option D creates a two-syllable word ending in /aɪ/.
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How is 'Wasmtime' (WebAssembly runtime by Bytecode Alliance) pronounced?
Wasmtime is pronounced /ˈwɑːsm taɪm/ — 'WASM time', combining the pronunciation of 'Wasm' with the word 'time'. Stress is on 'WASM'. Option B voices the 's' as /z/; option C shifts stress to 'TIME'; option D uses the long-A diphthong in 'Wasm'.
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How is 'wasm-pack' (Rust-to-Wasm build tool) pronounced?
Wasm-pack is pronounced /ˈwɑːsm pæk/ — 'WASM pak'. It combines 'wasm' (/ˈwɑːsm/) and 'pack' (/pæk/, rhymes with 'back'). The hyphen is not spoken. Option B voices the 's'; option C shifts stress to 'pak'; option D incorrectly expands 'wasm' to two syllables.