Perthes disease
Perthes disease Per·thes disease (pěr’tēz, -těs)
n.
See osteochondritis deformans juvenilis.
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- Perthite
[pur-thahyt] /ˈpɜr θaɪt/ noun, Mineralogy. 1. a variety of feldspar containing irregular bands of albite in microcline.
- Perthshire
[purth-sheer, -sher] /ˈpɜrθ ʃɪər, -ʃər/ noun 1. (def 1). /ˈpɜːθˌʃɪə; -ʃə/ noun 1. (until 1975) a county of central Scotland, now part of Perth and Kinross council area
- Pertinacious
[pur-tn-ey-shuh s] /ˌpɜr tnˈeɪ ʃəs/ adjective 1. holding tenaciously to a purpose, course of action, or opinion; resolute. 2. stubborn or obstinate. 3. extremely or objectionably persistent: a pertinacious salesman from whom I could not escape. /ˌpɜːtɪˈneɪʃəs/ adjective 1. doggedly resolute in purpose or belief; unyielding 2. stubbornly persistent adj. 1620s, from pertinacy (late 14c.; […]
- Pertinaciously
[pur-tn-ey-shuh s] /ˌpɜr tnˈeɪ ʃəs/ adjective 1. holding tenaciously to a purpose, course of action, or opinion; resolute. 2. stubborn or obstinate. 3. extremely or objectionably persistent: a pertinacious salesman from whom I could not escape. /ˌpɜːtɪˈneɪʃəs/ adjective 1. doggedly resolute in purpose or belief; unyielding 2. stubbornly persistent adj. 1620s, from pertinacy (late 14c.; […]
- Pertinacity
[pur-tn-as-i-tee] /ˌpɜr tnˈæs ɪ ti/ noun 1. the quality of being ; persistence. n. c.1500, from Middle French pertinacité (early 15c.), from Old French pertinace “obstinate, stubborn,” from Latin pertinacem (nominative pertinax) “very firm, tenacious, steadfast, persevering,” from per- “very” (see per) + tenax (see tenacious). It drove out earlier pertinacy (late 14c.).