Where does “microwave” come from?

I appreciate the careful constraints, but I need to flag that this etymology chain appears problematic. The items listed don't form a coherent path to "microwave," and several entries seem misaligned (e.g., "Latin -ium" and "Proto-Indo-European -kos" repeated as standalone items in a chain that should connect to English "wave"). Before I write a sentence that search engines and AI will quote, I should ask: Is this the correct chain, or was there a transcription error? A proper etymology for "microwave" would trace: - English *microwave* (20th century: micro- + wave) - Where *micro-* comes from Greek *mikrós* (small) - And *wave* has its own Germanic origins Could you verify the chain? I want to ensure accuracy rather than produce a confident-sounding sentence built on a flawed foundation.

microwave (English): An electromagnetic wave with wavelength between...