orthoptic circles

== English == === Pronunciation === enPR: ôr-thŏp′tĭk sûr′kəlz (Received Pronunciation) IPA(key): /ɔːˌθɒp.tɪk ˈsɜː.kəlz/ (General American) IPA(key): (without the cot–caught merger) /oɹˌθɔp.tɪk ˈsɜɹ.kəlz/, (cot–caught merger) /oɹˌθɑp.tɪk ˈsɜɹ.kəlz/ (Canada) IPA(key): (standard) /oɹˌθɒp.tɪk ˈsɜɹ.kəlz/, (dialectal) /oɹˌθɑp.tɪk ˈsɜɹ.kəlz/ (Australian) IPA(key): /oːˌθɔp.tɪk ˈsɜː.kəlz/ (New Zealand) IPA(key): /oːˌθɒp.tək ˈsøː.kəlz/ (Scotland) IPA(key): /ɔɾˌθɔp.tɪk ˈsɪɾ.kəlz/, /ɔɾˌθɔp.tɪk ˈsɪɾ.kʌlz/ (India) IPA(key): /ɔː(ɾ)ˌt̪ɔp.ʈɪk ˈsɜː(ɾ).kelz/, /ɔː(ɾ)ˌt̪ɔp.ʈɪk ˈsər.kelz/ Hyphenation: or‧thop‧tic cir‧cles === Noun === orthoptic circles plural of orthoptic circle