dust tail (of a comet)
Technical term in astronomy for the curved, yellowish tail of a comet composed of dust particles.
A comet's dust tail shines by reflecting sunlight.
The dust tail is more curved than the ion tail.
Standard kanji spelling for this astronomical term.
Mixed kana-kanji spelling; may be easier for learners.
Compound of 塵 (ちり, 'dust') + の (possessive particle) + 尾 (お, 'tail'). Literally 'tail of dust'.