noun:

• Spanish fly (Lytta vesicatoria) - obscure term ➜ スパニッシュフライ

noun:

• grizzly bear (Ursus arctos horribilis) - obscure term ➜ 灰色熊
• brown bear (Ursus arctos) ➜ 羆

noun:

• dung beetle - obscure term ➜ 糞転がし

noun:

• bighorn sheep (Ovis canadensis) - obscure term ➜ ビッグホーン

noun:

• minke whale; piked whale (Balaenoptera acutorostrata) - obscure term ➜ ミンク鯨

noun:

• larger whales of family Delphinidae (esp. the pilot whale or blackfish) - sometimes read ごんどうくじら - obscure term ➜ 巨頭鯨

noun / ~の noun:

• monogamy - obscure term ➜ 一夫一妻

noun:

• polygamy - obscure term ➜ 複婚

noun:

• polyandry - obscure term ➜ 一妻多夫

noun:

• bathroom; washroom; lavatory - obscure term - From English "toilet room" ➜ トイレ

noun:

• monkey brain (eaten as a delicacy, medicine, etc.) - obscure term

noun:

• Piltdown man (manufactured fossil of a fraudulent ape-human missing link, Eoanthropus dawsoni) - obscure term - From Latin "Eoanthropus" ➜ ピルトダウン人

noun:

• Piltdown hoax (1912 discovery of a fossilized ape-human missing-link skull, later revealed to be fraudulent) - obscure term ➜ ピルトダウン人

noun:

• subject (of a portrait or bust); a person posing for a portrait or bust - obscure term
• (historically) patron; someone who commissions a Buddhist temple or work of art

noun:

• periodic law - obscure term ➜ 周期表

noun:

• periodic table of the elements - obscure term ➜ 周期表

noun:

• helper cell; helper T cell - obscure term ➜ ヘルパーＴ細胞

noun:

• the Annunciation - obscure term ➜ 受胎告知

noun:

• alkyne - obscure term ➜ アルキン

noun:

• alkene; olefin; olefine - obscure term ➜ アルケン

noun:

• arsine - obscure term ➜ アルシン

noun:

• alkane - obscure term ➜ アルカン

noun:

• oxygenase - obscure term ➜ オキシゲナーゼ

noun:

• bromide paper - obscure term ➜ ブロマイド紙

noun:

• gallium arsenide (GaAs) - obscure term ➜ ガリウム砒素