sawfish
(chemistry) A polycyclic aromatic hydrocarbon, of scientific interest because the molecule can be considered a fragment of buckminsterfullerene.
Any ray (marine fish with a flat body and wing-like fins) of the family Pristidae, having a snout that resembles a saw.
(dated) To synthesize
plural of practical
夜間のダイビング中、ノコギリザメが砂地の海底をゆっくりと滑るように泳ぎ、その特徴的な吻が砂を巻き上げているのを見ました。
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