Definition of pentynyl in English:

pentynyl

(also pentinyl)

noun ˈpɛntɪnʌɪlˈpɛntɪnɪl

Chemistry rare

An unsaturated hydrocarbon radical with the formula —C₅H₇; (now) specifically one containing a carbon–carbon triple bond. Usually as a formative element in chemical names.

Late 19th century; earliest use found in Henry Forster Morley (b. 1855). From pentyne + -yl.

(also pentinyl)

noun

Chemistry rare

An unsaturated hydrocarbon radical with the formula —C₅H₇; (now) specifically one containing a carbon–carbon triple bond. Usually as a formative element in chemical names.

Late 19th century; earliest use found in Henry Forster Morley (b. 1855). From pentyne + -yl.

词汇	pentynyl
释义	Definition of pentynyl in English: pentynyl (also pentinyl) noun ˈpɛntɪnʌɪlˈpɛntɪnɪl Chemistry rare An unsaturated hydrocarbon radical with the formula —C₅H₇; (now) specifically one containing a carbon–carbon triple bond. Usually as a formative element in chemical names. Origin Late 19th century; earliest use found in Henry Forster Morley (b. 1855). From pentyne + -yl. Definition of pentynyl in US English: pentynyl (also pentinyl) noun Chemistry rare An unsaturated hydrocarbon radical with the formula —C₅H₇; (now) specifically one containing a carbon–carbon triple bond. Usually as a formative element in chemical names. Origin Late 19th century; earliest use found in Henry Forster Morley (b. 1855). From pentyne + -yl.
随便看	tow-head tow-headed towhee towhees to-while to-whiles to-whither to whom it may concern to whom it may concern towie to windward to windward of to windward of towing towing path towing rope to wit to wit to within an inch of life (to) within an inch of one's life to within an inch of one's life (to) within an inch of one's life towline tow-line towlines