大だい規き模ぼ集しゅう積せき回かい路ろ

also: エルエスアイ

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Meanings

1

large-scale integration; LSI

Technical term in electronics for integrating a large number of transistors on a single chip. Often used in compound nouns like LSI技術.

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This LSI is made using large-scale integration technology.

集しゅう積せき回かい路ろ
集積回路 is a general integrated circuit (IC), while 大規模集積回路 specifically refers to large-scale integration with a higher transistor count.

大だい規き模ぼ集しゅう積せき回かい路ろ
Standard technical term; the full kanji form is the primary written form.
LSI
Common English-derived abbreviation used in technical contexts.

Compound of 大規模 (large-scale) + 集積回路 (integrated circuit). A calque of the English term 'large-scale integration'.

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路ろ

ultra large-scale integration; ULSI