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单词 profundus
释义

profundusn.

Brit. /prəʊˈfʌndəs/, U.S. /proʊˈfəndəs/
Origin: A borrowing from Latin. Etymon: Latin profundus.
Etymology: < classical Latin profundus (originally in post-classical Latin or scientific Latin musculus profundus (1688 or earlier: see profound adj. and n.)).
Anatomy and Zoology.
A deep-seated muscle; spec. the flexor digitorum profundus muscle, which arises from the ulna, flexes the distal phalanges of the fingers, and is situated beneath the muscle which flexes the middle phalanges.
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the world > life > the body > structural parts > muscle > muscles of specific parts > [noun] > muscles of fingers or toes
profundus1694
indicator1696
perforating muscle1704
lumbrical1706
perforated muscle1739
indicator-muscle1882
transductor1899
1694 W. Cowper Μυοτομια Reformata xxvii. 157 Because its Tendons run through those of the Former, it's also called Profundus from its Situation, and Tertii Internodii Digitorum Flexor from its Use.
1694 Philos. Trans. (Royal Soc.) 18 230 The Inferiour Muscle bending the Fingers, called Profundus.
1735 W. Gibson Farrier's New Guide v. 70 The second [bender of the pasterns and coffin-joint] is named Profundus, arising from the upper Part of the Cubit-bone.
1754 New & Compl. Dict. Arts & Sci. II. 1257/3 Flexors of the first, second, and third phalanx of the fingers, viz. the four lumbricales, the sublimis or perforatus, and the perforans or profundus.
1849 C. A. Harris Dict. Dental Sci. & Med. Terminol. 625/2 Profundus.., the flexor profundus perforans.
1866 Proc. Royal Soc. 15 244 Musculo-tendinous slip from flexor pollicis longus to indicial portion of profundus.
1932 Amer. Jrnl. Surg. 17 305 The lumbrical muscles..have part of their origin from the tendon of the profundus.
1982 A. F. Wallace Progress Plastic Surg. xii. 114 He used the palmaris longus as donor, attached the distal end of the graft to bone direct and he reached the conclusion that best results were obtained when the profundus only was grafted.
This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).
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n.1694
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