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デルタ波 (デルタは) Japanese meaning | Kotomora

デルタ波は

Meanings

1

noun

delta wave

A type of brain wave with a frequency of 0.5–4 Hz, associated with deep sleep. Used in neuroscience and sleep medicine.

深ふかい睡すい眠みん中ちゅうにはデルタ波はが現あらわれる。
Delta waves appear during deep sleep.

Kanji

波waves, billows, Poland

Similar words

アルファ波は
Alpha waves (8–13 Hz) are associated with relaxed wakefulness, while delta waves are much slower and linked to deep sleep.
ベータ波は
Beta waves (13–30 Hz) are typical of active concentration and alertness, contrasting with the slow delta waves of deep sleep.
シータ波は
Theta waves (4–8 Hz) occur during light sleep or deep meditation, faster than delta waves but still slow.

Etymology

From English 'delta wave'. The Greek letter delta (Δ) is used in EEG terminology to denote the slowest brain waves.