male fern
(euphemistic) To have sex (especially of a married couple).
Dryopteris filix-mas, from which is derived a vermifuge preparation.
(baseball) Initialism of hit-by-pitch.
A machine tool for drilling slots, in which the work or tool has a lateral motion back and forth. / A drilling machine in which the spindle holder can be adjusted laterally.
薬剤師は、駆虫薬の原料となるシダ植物Dryopteris filix-masの抽出物を大量に用いると有毒になり得ると警告したが、伝統的には駆虫に用いられていた。
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DiQt
Free
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